Home / 7,491.20-10,337.76-4,133.94

Finding the Fourth Proportional to 7,491.20, 10,337.76 and 4,133.94

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Solution

The fourth proportional to 7,491.20, 10,337.76 and 4,133.94 is: 5,704.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.20 : 10,337.76 = 4,133.94 : x
  2. Step 2: Convert to fraction form
    7,491.20/10,337.76 = 4,133.94/x
  3. Step 3: Cross multiply
    7,491.20x = 10,337.76 × 4,133.94
  4. Step 4: Simplify right side
    7,491.20x = 42,735,679.57
  5. Step 5: Solve for x
    x = 42,735,679.57/7,491.20
  6. Step 6: Final answer
    x = 5,704.78

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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.