Home / 7,975.92-11,002.06-5,456.76

Finding the Fourth Proportional to 7,975.92, 11,002.06 and 5,456.76

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Solution

The fourth proportional to 7,975.92, 11,002.06 and 5,456.76 is: 7,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.92 : 11,002.06 = 5,456.76 : x
  2. Step 2: Convert to fraction form
    7,975.92/11,002.06 = 5,456.76/x
  3. Step 3: Cross multiply
    7,975.92x = 11,002.06 × 5,456.76
  4. Step 4: Simplify right side
    7,975.92x = 60,035,600.93
  5. Step 5: Solve for x
    x = 60,035,600.93/7,975.92
  6. Step 6: Final answer
    x = 7,527.11

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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.