Home / 5,402.16-8,106.48-3,737.61

Finding the Fourth Proportional to 5,402.16, 8,106.48 and 3,737.61

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Solution

The fourth proportional to 5,402.16, 8,106.48 and 3,737.61 is: 5,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.16 : 8,106.48 = 3,737.61 : x
  2. Step 2: Convert to fraction form
    5,402.16/8,106.48 = 3,737.61/x
  3. Step 3: Cross multiply
    5,402.16x = 8,106.48 × 3,737.61
  4. Step 4: Simplify right side
    5,402.16x = 30,298,860.71
  5. Step 5: Solve for x
    x = 30,298,860.71/5,402.16
  6. Step 6: Final answer
    x = 5,608.66

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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.