Home / 8,372.16-12,556.08-2,527.20

Finding the Fourth Proportional to 8,372.16, 12,556.08 and 2,527.20

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Solution

The fourth proportional to 8,372.16, 12,556.08 and 2,527.20 is: 3,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.16 : 12,556.08 = 2,527.20 : x
  2. Step 2: Convert to fraction form
    8,372.16/12,556.08 = 2,527.20/x
  3. Step 3: Cross multiply
    8,372.16x = 12,556.08 × 2,527.20
  4. Step 4: Simplify right side
    8,372.16x = 31,731,725.38
  5. Step 5: Solve for x
    x = 31,731,725.38/8,372.16
  6. Step 6: Final answer
    x = 3,790.15

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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.