Home / 8,891.16-13,336.80-3,697.02

Finding the Fourth Proportional to 8,891.16, 13,336.80 and 3,697.02

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Solution

The fourth proportional to 8,891.16, 13,336.80 and 3,697.02 is: 5,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.16 : 13,336.80 = 3,697.02 : x
  2. Step 2: Convert to fraction form
    8,891.16/13,336.80 = 3,697.02/x
  3. Step 3: Cross multiply
    8,891.16x = 13,336.80 × 3,697.02
  4. Step 4: Simplify right side
    8,891.16x = 49,306,416.34
  5. Step 5: Solve for x
    x = 49,306,416.34/8,891.16
  6. Step 6: Final answer
    x = 5,545.55

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1.5x scale

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.