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Finding the Fourth Proportional to 1,657.68, 2,474.36 and 1,537.52

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Solution

The fourth proportional to 1,657.68, 2,474.36 and 1,537.52 is: 2,295.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.68 : 2,474.36 = 1,537.52 : x
  2. Step 2: Convert to fraction form
    1,657.68/2,474.36 = 1,537.52/x
  3. Step 3: Cross multiply
    1,657.68x = 2,474.36 × 1,537.52
  4. Step 4: Simplify right side
    1,657.68x = 3,804,377.99
  5. Step 5: Solve for x
    x = 3,804,377.99/1,657.68
  6. Step 6: Final answer
    x = 2,295.00

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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.