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Finding the Fourth Proportional to 9,044.34, 12,480.12 and 5,065.22

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Solution

The fourth proportional to 9,044.34, 12,480.12 and 5,065.22 is: 6,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044.34 : 12,480.12 = 5,065.22 : x
  2. Step 2: Convert to fraction form
    9,044.34/12,480.12 = 5,065.22/x
  3. Step 3: Cross multiply
    9,044.34x = 12,480.12 × 5,065.22
  4. Step 4: Simplify right side
    9,044.34x = 63,214,491.03
  5. Step 5: Solve for x
    x = 63,214,491.03/9,044.34
  6. Step 6: Final answer
    x = 6,989.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.