Home / 7,423.80-11,155.38-4,502.52

Finding the Fourth Proportional to 7,423.80, 11,155.38 and 4,502.52

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Solution

The fourth proportional to 7,423.80, 11,155.38 and 4,502.52 is: 6,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.80 : 11,155.38 = 4,502.52 : x
  2. Step 2: Convert to fraction form
    7,423.80/11,155.38 = 4,502.52/x
  3. Step 3: Cross multiply
    7,423.80x = 11,155.38 × 4,502.52
  4. Step 4: Simplify right side
    7,423.80x = 50,227,321.56
  5. Step 5: Solve for x
    x = 50,227,321.56/7,423.80
  6. Step 6: Final answer
    x = 6,765.72

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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.