Home / 4,487.45-6,731.18-1,565.07

Finding the Fourth Proportional to 4,487.45, 6,731.18 and 1,565.07

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Solution

The fourth proportional to 4,487.45, 6,731.18 and 1,565.07 is: 2,347.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.45 : 6,731.18 = 1,565.07 : x
  2. Step 2: Convert to fraction form
    4,487.45/6,731.18 = 1,565.07/x
  3. Step 3: Cross multiply
    4,487.45x = 6,731.18 × 1,565.07
  4. Step 4: Simplify right side
    4,487.45x = 10,534,774.15
  5. Step 5: Solve for x
    x = 10,534,774.15/4,487.45
  6. Step 6: Final answer
    x = 2,347.61

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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.