Home / 5,123.24-7,672.54-2,925.30

Finding the Fourth Proportional to 5,123.24, 7,672.54 and 2,925.30

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Solution

The fourth proportional to 5,123.24, 7,672.54 and 2,925.30 is: 4,380.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123.24 : 7,672.54 = 2,925.30 : x
  2. Step 2: Convert to fraction form
    5,123.24/7,672.54 = 2,925.30/x
  3. Step 3: Cross multiply
    5,123.24x = 7,672.54 × 2,925.30
  4. Step 4: Simplify right side
    5,123.24x = 22,444,481.26
  5. Step 5: Solve for x
    x = 22,444,481.26/5,123.24
  6. Step 6: Final answer
    x = 4,380.92

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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.