Home / 5,587.48-8,366.10-3,391.80

Finding the Fourth Proportional to 5,587.48, 8,366.10 and 3,391.80

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Solution

The fourth proportional to 5,587.48, 8,366.10 and 3,391.80 is: 5,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.48 : 8,366.10 = 3,391.80 : x
  2. Step 2: Convert to fraction form
    5,587.48/8,366.10 = 3,391.80/x
  3. Step 3: Cross multiply
    5,587.48x = 8,366.10 × 3,391.80
  4. Step 4: Simplify right side
    5,587.48x = 28,376,137.98
  5. Step 5: Solve for x
    x = 28,376,137.98/5,587.48
  6. Step 6: Final answer
    x = 5,078.52

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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.