Home / 8,877.92-12,252.32-5,341.04

Finding the Fourth Proportional to 8,877.92, 12,252.32 and 5,341.04

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Solution

The fourth proportional to 8,877.92, 12,252.32 and 5,341.04 is: 7,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.92 : 12,252.32 = 5,341.04 : x
  2. Step 2: Convert to fraction form
    8,877.92/12,252.32 = 5,341.04/x
  3. Step 3: Cross multiply
    8,877.92x = 12,252.32 × 5,341.04
  4. Step 4: Simplify right side
    8,877.92x = 65,440,131.21
  5. Step 5: Solve for x
    x = 65,440,131.21/8,877.92
  6. Step 6: Final answer
    x = 7,371.11

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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.