Home / 1,592.41-2,387.80-1,073.20

Finding the Fourth Proportional to 1,592.41, 2,387.80 and 1,073.20

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Solution

The fourth proportional to 1,592.41, 2,387.80 and 1,073.20 is: 1,609.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.41 : 2,387.80 = 1,073.20 : x
  2. Step 2: Convert to fraction form
    1,592.41/2,387.80 = 1,073.20/x
  3. Step 3: Cross multiply
    1,592.41x = 2,387.80 × 1,073.20
  4. Step 4: Simplify right side
    1,592.41x = 2,562,586.96
  5. Step 5: Solve for x
    x = 2,562,586.96/1,592.41
  6. Step 6: Final answer
    x = 1,609.25

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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.