Home / 8,832.32-13,180.18-7,850.60

Finding the Fourth Proportional to 8,832.32, 13,180.18 and 7,850.60

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Solution

The fourth proportional to 8,832.32, 13,180.18 and 7,850.60 is: 11,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.32 : 13,180.18 = 7,850.60 : x
  2. Step 2: Convert to fraction form
    8,832.32/13,180.18 = 7,850.60/x
  3. Step 3: Cross multiply
    8,832.32x = 13,180.18 × 7,850.60
  4. Step 4: Simplify right side
    8,832.32x = 103,472,321.11
  5. Step 5: Solve for x
    x = 103,472,321.11/8,832.32
  6. Step 6: Final answer
    x = 11,715.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.