Home / 7,452.55-11,176.08-2,186.13

Finding the Fourth Proportional to 7,452.55, 11,176.08 and 2,186.13

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Solution

The fourth proportional to 7,452.55, 11,176.08 and 2,186.13 is: 3,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.55 : 11,176.08 = 2,186.13 : x
  2. Step 2: Convert to fraction form
    7,452.55/11,176.08 = 2,186.13/x
  3. Step 3: Cross multiply
    7,452.55x = 11,176.08 × 2,186.13
  4. Step 4: Simplify right side
    7,452.55x = 24,432,363.77
  5. Step 5: Solve for x
    x = 24,432,363.77/7,452.55
  6. Step 6: Final answer
    x = 3,278.39

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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.