Home / 9,010.72-13,516.22-3,167.40

Finding the Fourth Proportional to 9,010.72, 13,516.22 and 3,167.40

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Solution

The fourth proportional to 9,010.72, 13,516.22 and 3,167.40 is: 4,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.72 : 13,516.22 = 3,167.40 : x
  2. Step 2: Convert to fraction form
    9,010.72/13,516.22 = 3,167.40/x
  3. Step 3: Cross multiply
    9,010.72x = 13,516.22 × 3,167.40
  4. Step 4: Simplify right side
    9,010.72x = 42,811,275.23
  5. Step 5: Solve for x
    x = 42,811,275.23/9,010.72
  6. Step 6: Final answer
    x = 4,751.15

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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.