Home / 1,592.32-2,389.92-1,043.68

Finding the Fourth Proportional to 1,592.32, 2,389.92 and 1,043.68

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Solution

The fourth proportional to 1,592.32, 2,389.92 and 1,043.68 is: 1,566.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.32 : 2,389.92 = 1,043.68 : x
  2. Step 2: Convert to fraction form
    1,592.32/2,389.92 = 1,043.68/x
  3. Step 3: Cross multiply
    1,592.32x = 2,389.92 × 1,043.68
  4. Step 4: Simplify right side
    1,592.32x = 2,494,311.71
  5. Step 5: Solve for x
    x = 2,494,311.71/1,592.32
  6. Step 6: Final answer
    x = 1,566.46

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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.