Home / 8,716.34-12,032.24-5,887.55

Finding the Fourth Proportional to 8,716.34, 12,032.24 and 5,887.55

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Solution

The fourth proportional to 8,716.34, 12,032.24 and 5,887.55 is: 8,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.34 : 12,032.24 = 5,887.55 : x
  2. Step 2: Convert to fraction form
    8,716.34/12,032.24 = 5,887.55/x
  3. Step 3: Cross multiply
    8,716.34x = 12,032.24 × 5,887.55
  4. Step 4: Simplify right side
    8,716.34x = 70,840,414.61
  5. Step 5: Solve for x
    x = 70,840,414.61/8,716.34
  6. Step 6: Final answer
    x = 8,127.31

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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.