Home / 8,716.17-12,023.58-5,523.69

Finding the Fourth Proportional to 8,716.17, 12,023.58 and 5,523.69

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Solution

The fourth proportional to 8,716.17, 12,023.58 and 5,523.69 is: 7,619.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.17 : 12,023.58 = 5,523.69 : x
  2. Step 2: Convert to fraction form
    8,716.17/12,023.58 = 5,523.69/x
  3. Step 3: Cross multiply
    8,716.17x = 12,023.58 × 5,523.69
  4. Step 4: Simplify right side
    8,716.17x = 66,414,528.61
  5. Step 5: Solve for x
    x = 66,414,528.61/8,716.17
  6. Step 6: Final answer
    x = 7,619.69

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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.