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Finding the Fourth Proportional to 6,569.62, 9,066.21 and 3,775.30

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Solution

The fourth proportional to 6,569.62, 9,066.21 and 3,775.30 is: 5,209.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,569.62 : 9,066.21 = 3,775.30 : x
  2. Step 2: Convert to fraction form
    6,569.62/9,066.21 = 3,775.30/x
  3. Step 3: Cross multiply
    6,569.62x = 9,066.21 × 3,775.30
  4. Step 4: Simplify right side
    6,569.62x = 34,227,662.61
  5. Step 5: Solve for x
    x = 34,227,662.61/6,569.62
  6. Step 6: Final answer
    x = 5,209.99

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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.