Home / 5,625.32-8,437.91-1,729.76

Finding the Fourth Proportional to 5,625.32, 8,437.91 and 1,729.76

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Solution

The fourth proportional to 5,625.32, 8,437.91 and 1,729.76 is: 2,594.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.32 : 8,437.91 = 1,729.76 : x
  2. Step 2: Convert to fraction form
    5,625.32/8,437.91 = 1,729.76/x
  3. Step 3: Cross multiply
    5,625.32x = 8,437.91 × 1,729.76
  4. Step 4: Simplify right side
    5,625.32x = 14,595,508.36
  5. Step 5: Solve for x
    x = 14,595,508.36/5,625.32
  6. Step 6: Final answer
    x = 2,594.61

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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.