Home / 1,624.32-2,437.16-1,039.13

Finding the Fourth Proportional to 1,624.32, 2,437.16 and 1,039.13

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Solution

The fourth proportional to 1,624.32, 2,437.16 and 1,039.13 is: 1,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.32 : 2,437.16 = 1,039.13 : x
  2. Step 2: Convert to fraction form
    1,624.32/2,437.16 = 1,039.13/x
  3. Step 3: Cross multiply
    1,624.32x = 2,437.16 × 1,039.13
  4. Step 4: Simplify right side
    1,624.32x = 2,532,517.83
  5. Step 5: Solve for x
    x = 2,532,517.83/1,624.32
  6. Step 6: Final answer
    x = 1,559.12

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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.