Home / 7,350.42-11,031.12-5,480.58

Finding the Fourth Proportional to 7,350.42, 11,031.12 and 5,480.58

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Solution

The fourth proportional to 7,350.42, 11,031.12 and 5,480.58 is: 8,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.42 : 11,031.12 = 5,480.58 : x
  2. Step 2: Convert to fraction form
    7,350.42/11,031.12 = 5,480.58/x
  3. Step 3: Cross multiply
    7,350.42x = 11,031.12 × 5,480.58
  4. Step 4: Simplify right side
    7,350.42x = 60,456,935.65
  5. Step 5: Solve for x
    x = 60,456,935.65/7,350.42
  6. Step 6: Final answer
    x = 8,224.96

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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.