Home / 9,251.76-12,767.40-5,059.92

Finding the Fourth Proportional to 9,251.76, 12,767.40 and 5,059.92

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Solution

The fourth proportional to 9,251.76, 12,767.40 and 5,059.92 is: 6,982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.76 : 12,767.40 = 5,059.92 : x
  2. Step 2: Convert to fraction form
    9,251.76/12,767.40 = 5,059.92/x
  3. Step 3: Cross multiply
    9,251.76x = 12,767.40 × 5,059.92
  4. Step 4: Simplify right side
    9,251.76x = 64,602,022.61
  5. Step 5: Solve for x
    x = 64,602,022.61/9,251.76
  6. Step 6: Final answer
    x = 6,982.67

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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.