Home / 7,572.28-11,358.80-2,892.69

Finding the Fourth Proportional to 7,572.28, 11,358.80 and 2,892.69

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Solution

The fourth proportional to 7,572.28, 11,358.80 and 2,892.69 is: 4,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.28 : 11,358.80 = 2,892.69 : x
  2. Step 2: Convert to fraction form
    7,572.28/11,358.80 = 2,892.69/x
  3. Step 3: Cross multiply
    7,572.28x = 11,358.80 × 2,892.69
  4. Step 4: Simplify right side
    7,572.28x = 32,857,515.50
  5. Step 5: Solve for x
    x = 32,857,515.50/7,572.28
  6. Step 6: Final answer
    x = 4,339.19

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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.