Home / 8,824.28-12,177.87-5,241.35

Finding the Fourth Proportional to 8,824.28, 12,177.87 and 5,241.35

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Solution

The fourth proportional to 8,824.28, 12,177.87 and 5,241.35 is: 7,233.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.28 : 12,177.87 = 5,241.35 : x
  2. Step 2: Convert to fraction form
    8,824.28/12,177.87 = 5,241.35/x
  3. Step 3: Cross multiply
    8,824.28x = 12,177.87 × 5,241.35
  4. Step 4: Simplify right side
    8,824.28x = 63,828,418.04
  5. Step 5: Solve for x
    x = 63,828,418.04/8,824.28
  6. Step 6: Final answer
    x = 7,233.28

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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.