Home / 1,592.16-2,391.90-1,131.06

Finding the Fourth Proportional to 1,592.16, 2,391.90 and 1,131.06

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Solution

The fourth proportional to 1,592.16, 2,391.90 and 1,131.06 is: 1,699.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.16 : 2,391.90 = 1,131.06 : x
  2. Step 2: Convert to fraction form
    1,592.16/2,391.90 = 1,131.06/x
  3. Step 3: Cross multiply
    1,592.16x = 2,391.90 × 1,131.06
  4. Step 4: Simplify right side
    1,592.16x = 2,705,382.41
  5. Step 5: Solve for x
    x = 2,705,382.41/1,592.16
  6. Step 6: Final answer
    x = 1,699.19

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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.