Home / 9,260.18-12,778.98-5,011.22

Finding the Fourth Proportional to 9,260.18, 12,778.98 and 5,011.22

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Solution

The fourth proportional to 9,260.18, 12,778.98 and 5,011.22 is: 6,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.18 : 12,778.98 = 5,011.22 : x
  2. Step 2: Convert to fraction form
    9,260.18/12,778.98 = 5,011.22/x
  3. Step 3: Cross multiply
    9,260.18x = 12,778.98 × 5,011.22
  4. Step 4: Simplify right side
    9,260.18x = 64,038,293.31
  5. Step 5: Solve for x
    x = 64,038,293.31/9,260.18
  6. Step 6: Final answer
    x = 6,915.45

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Double scale
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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.