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Finding the Fourth Proportional to 3,713.55, 5,124.63 and 2,034.88

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Solution

The fourth proportional to 3,713.55, 5,124.63 and 2,034.88 is: 2,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.55 : 5,124.63 = 2,034.88 : x
  2. Step 2: Convert to fraction form
    3,713.55/5,124.63 = 2,034.88/x
  3. Step 3: Cross multiply
    3,713.55x = 5,124.63 × 2,034.88
  4. Step 4: Simplify right side
    3,713.55x = 10,428,007.09
  5. Step 5: Solve for x
    x = 10,428,007.09/3,713.55
  6. Step 6: Final answer
    x = 2,808.10

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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.