Home / 8,042.28-12,042.63-5,551.14

Finding the Fourth Proportional to 8,042.28, 12,042.63 and 5,551.14

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Solution

The fourth proportional to 8,042.28, 12,042.63 and 5,551.14 is: 8,312.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.28 : 12,042.63 = 5,551.14 : x
  2. Step 2: Convert to fraction form
    8,042.28/12,042.63 = 5,551.14/x
  3. Step 3: Cross multiply
    8,042.28x = 12,042.63 × 5,551.14
  4. Step 4: Simplify right side
    8,042.28x = 66,850,325.10
  5. Step 5: Solve for x
    x = 66,850,325.10/8,042.28
  6. Step 6: Final answer
    x = 8,312.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.