Home / 1,655.28-2,471.08-1,597.57

Finding the Fourth Proportional to 1,655.28, 2,471.08 and 1,597.57

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Solution

The fourth proportional to 1,655.28, 2,471.08 and 1,597.57 is: 2,384.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655.28 : 2,471.08 = 1,597.57 : x
  2. Step 2: Convert to fraction form
    1,655.28/2,471.08 = 1,597.57/x
  3. Step 3: Cross multiply
    1,655.28x = 2,471.08 × 1,597.57
  4. Step 4: Simplify right side
    1,655.28x = 3,947,702.93
  5. Step 5: Solve for x
    x = 3,947,702.93/1,655.28
  6. Step 6: Final answer
    x = 2,384.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.