Home / 8,759.24-13,134.02-2,912.66

Finding the Fourth Proportional to 8,759.24, 13,134.02 and 2,912.66

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Solution

The fourth proportional to 8,759.24, 13,134.02 and 2,912.66 is: 4,367.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.24 : 13,134.02 = 2,912.66 : x
  2. Step 2: Convert to fraction form
    8,759.24/13,134.02 = 2,912.66/x
  3. Step 3: Cross multiply
    8,759.24x = 13,134.02 × 2,912.66
  4. Step 4: Simplify right side
    8,759.24x = 38,254,934.69
  5. Step 5: Solve for x
    x = 38,254,934.69/8,759.24
  6. Step 6: Final answer
    x = 4,367.38

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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.