Home / 7,306.26-10,953.64-3,142.86

Finding the Fourth Proportional to 7,306.26, 10,953.64 and 3,142.86

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Solution

The fourth proportional to 7,306.26, 10,953.64 and 3,142.86 is: 4,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.26 : 10,953.64 = 3,142.86 : x
  2. Step 2: Convert to fraction form
    7,306.26/10,953.64 = 3,142.86/x
  3. Step 3: Cross multiply
    7,306.26x = 10,953.64 × 3,142.86
  4. Step 4: Simplify right side
    7,306.26x = 34,425,757.01
  5. Step 5: Solve for x
    x = 34,425,757.01/7,306.26
  6. Step 6: Final answer
    x = 4,711.82

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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.