Home / 9,250.22-12,767.67-5,711.40

Finding the Fourth Proportional to 9,250.22, 12,767.67 and 5,711.40

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Solution

The fourth proportional to 9,250.22, 12,767.67 and 5,711.40 is: 7,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.22 : 12,767.67 = 5,711.40 : x
  2. Step 2: Convert to fraction form
    9,250.22/12,767.67 = 5,711.40/x
  3. Step 3: Cross multiply
    9,250.22x = 12,767.67 × 5,711.40
  4. Step 4: Simplify right side
    9,250.22x = 72,921,270.44
  5. Step 5: Solve for x
    x = 72,921,270.44/9,250.22
  6. Step 6: Final answer
    x = 7,883.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.