Home / 1,932.65-2,899.19-616.10

Finding the Fourth Proportional to 1,932.65, 2,899.19 and 616.10

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Solution

The fourth proportional to 1,932.65, 2,899.19 and 616.10 is: 924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.65 : 2,899.19 = 616.10 : x
  2. Step 2: Convert to fraction form
    1,932.65/2,899.19 = 616.10/x
  3. Step 3: Cross multiply
    1,932.65x = 2,899.19 × 616.10
  4. Step 4: Simplify right side
    1,932.65x = 1,786,178.00
  5. Step 5: Solve for x
    x = 1,786,178.00/1,932.65
  6. Step 6: Final answer
    x = 924.21

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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.