Home / 7,337.20-11,009.28-2,957.68

Finding the Fourth Proportional to 7,337.20, 11,009.28 and 2,957.68

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Solution

The fourth proportional to 7,337.20, 11,009.28 and 2,957.68 is: 4,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.20 : 11,009.28 = 2,957.68 : x
  2. Step 2: Convert to fraction form
    7,337.20/11,009.28 = 2,957.68/x
  3. Step 3: Cross multiply
    7,337.20x = 11,009.28 × 2,957.68
  4. Step 4: Simplify right side
    7,337.20x = 32,561,927.27
  5. Step 5: Solve for x
    x = 32,561,927.27/7,337.20
  6. Step 6: Final answer
    x = 4,437.92

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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.