Home / 1,655.10-2,479.84-1,037.43

Finding the Fourth Proportional to 1,655.10, 2,479.84 and 1,037.43

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Solution

The fourth proportional to 1,655.10, 2,479.84 and 1,037.43 is: 1,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655.10 : 2,479.84 = 1,037.43 : x
  2. Step 2: Convert to fraction form
    1,655.10/2,479.84 = 1,037.43/x
  3. Step 3: Cross multiply
    1,655.10x = 2,479.84 × 1,037.43
  4. Step 4: Simplify right side
    1,655.10x = 2,572,657.82
  5. Step 5: Solve for x
    x = 2,572,657.82/1,655.10
  6. Step 6: Final answer
    x = 1,554.38

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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.