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Finding the Fourth Proportional to 6,697.56, 9,244.55 and 4,045.15

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Solution

The fourth proportional to 6,697.56, 9,244.55 and 4,045.15 is: 5,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697.56 : 9,244.55 = 4,045.15 : x
  2. Step 2: Convert to fraction form
    6,697.56/9,244.55 = 4,045.15/x
  3. Step 3: Cross multiply
    6,697.56x = 9,244.55 × 4,045.15
  4. Step 4: Simplify right side
    6,697.56x = 37,395,591.43
  5. Step 5: Solve for x
    x = 37,395,591.43/6,697.56
  6. Step 6: Final answer
    x = 5,583.46

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Half scale
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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.