Home / 5,591.18-8,387.99-1,695.89

Finding the Fourth Proportional to 5,591.18, 8,387.99 and 1,695.89

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Solution

The fourth proportional to 5,591.18, 8,387.99 and 1,695.89 is: 2,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.18 : 8,387.99 = 1,695.89 : x
  2. Step 2: Convert to fraction form
    5,591.18/8,387.99 = 1,695.89/x
  3. Step 3: Cross multiply
    5,591.18x = 8,387.99 × 1,695.89
  4. Step 4: Simplify right side
    5,591.18x = 14,225,133.57
  5. Step 5: Solve for x
    x = 14,225,133.57/5,591.18
  6. Step 6: Final answer
    x = 2,544.21

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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.