Home / 10,277.92-15,402.30-7,510.96

Finding the Fourth Proportional to 10,277.92, 15,402.30 and 7,510.96

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Solution

The fourth proportional to 10,277.92, 15,402.30 and 7,510.96 is: 11,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.92 : 15,402.30 = 7,510.96 : x
  2. Step 2: Convert to fraction form
    10,277.92/15,402.30 = 7,510.96/x
  3. Step 3: Cross multiply
    10,277.92x = 15,402.30 × 7,510.96
  4. Step 4: Simplify right side
    10,277.92x = 115,686,059.21
  5. Step 5: Solve for x
    x = 115,686,059.21/10,277.92
  6. Step 6: Final answer
    x = 11,255.79

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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.