Home / 7,301.52-10,957.56-2,920.20

Finding the Fourth Proportional to 7,301.52, 10,957.56 and 2,920.20

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Solution

The fourth proportional to 7,301.52, 10,957.56 and 2,920.20 is: 4,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.52 : 10,957.56 = 2,920.20 : x
  2. Step 2: Convert to fraction form
    7,301.52/10,957.56 = 2,920.20/x
  3. Step 3: Cross multiply
    7,301.52x = 10,957.56 × 2,920.20
  4. Step 4: Simplify right side
    7,301.52x = 31,998,266.71
  5. Step 5: Solve for x
    x = 31,998,266.71/7,301.52
  6. Step 6: Final answer
    x = 4,382.41

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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.