Home / 3,713.08-5,569.02-1,247.32

Finding the Fourth Proportional to 3,713.08, 5,569.02 and 1,247.32

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Solution

The fourth proportional to 3,713.08, 5,569.02 and 1,247.32 is: 1,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.08 : 5,569.02 = 1,247.32 : x
  2. Step 2: Convert to fraction form
    3,713.08/5,569.02 = 1,247.32/x
  3. Step 3: Cross multiply
    3,713.08x = 5,569.02 × 1,247.32
  4. Step 4: Simplify right side
    3,713.08x = 6,946,350.03
  5. Step 5: Solve for x
    x = 6,946,350.03/3,713.08
  6. Step 6: Final answer
    x = 1,870.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.