Home / 6,901.47-10,351.17-2,220.86

Finding the Fourth Proportional to 6,901.47, 10,351.17 and 2,220.86

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Solution

The fourth proportional to 6,901.47, 10,351.17 and 2,220.86 is: 3,330.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.47 : 10,351.17 = 2,220.86 : x
  2. Step 2: Convert to fraction form
    6,901.47/10,351.17 = 2,220.86/x
  3. Step 3: Cross multiply
    6,901.47x = 10,351.17 × 2,220.86
  4. Step 4: Simplify right side
    6,901.47x = 22,988,446.26
  5. Step 5: Solve for x
    x = 22,988,446.26/6,901.47
  6. Step 6: Final answer
    x = 3,330.95

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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.