Home / 7,833.68-11,737.92-5,360.12

Finding the Fourth Proportional to 7,833.68, 11,737.92 and 5,360.12

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Solution

The fourth proportional to 7,833.68, 11,737.92 and 5,360.12 is: 8,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.68 : 11,737.92 = 5,360.12 : x
  2. Step 2: Convert to fraction form
    7,833.68/11,737.92 = 5,360.12/x
  3. Step 3: Cross multiply
    7,833.68x = 11,737.92 × 5,360.12
  4. Step 4: Simplify right side
    7,833.68x = 62,916,659.75
  5. Step 5: Solve for x
    x = 62,916,659.75/7,833.68
  6. Step 6: Final answer
    x = 8,031.56

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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.