Home / 5,617.73-7,753.65-3,851.66

Finding the Fourth Proportional to 5,617.73, 7,753.65 and 3,851.66

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Solution

The fourth proportional to 5,617.73, 7,753.65 and 3,851.66 is: 5,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.73 : 7,753.65 = 3,851.66 : x
  2. Step 2: Convert to fraction form
    5,617.73/7,753.65 = 3,851.66/x
  3. Step 3: Cross multiply
    5,617.73x = 7,753.65 × 3,851.66
  4. Step 4: Simplify right side
    5,617.73x = 29,864,423.56
  5. Step 5: Solve for x
    x = 29,864,423.56/5,617.73
  6. Step 6: Final answer
    x = 5,316.10

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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.