Home / 6,752.17-9,318.50-3,920.52

Finding the Fourth Proportional to 6,752.17, 9,318.50 and 3,920.52

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Solution

The fourth proportional to 6,752.17, 9,318.50 and 3,920.52 is: 5,410.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.17 : 9,318.50 = 3,920.52 : x
  2. Step 2: Convert to fraction form
    6,752.17/9,318.50 = 3,920.52/x
  3. Step 3: Cross multiply
    6,752.17x = 9,318.50 × 3,920.52
  4. Step 4: Simplify right side
    6,752.17x = 36,533,365.62
  5. Step 5: Solve for x
    x = 36,533,365.62/6,752.17
  6. Step 6: Final answer
    x = 5,410.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.