Home / 8,872.28-12,242.90-4,893.56

Finding the Fourth Proportional to 8,872.28, 12,242.90 and 4,893.56

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Solution

The fourth proportional to 8,872.28, 12,242.90 and 4,893.56 is: 6,752.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.28 : 12,242.90 = 4,893.56 : x
  2. Step 2: Convert to fraction form
    8,872.28/12,242.90 = 4,893.56/x
  3. Step 3: Cross multiply
    8,872.28x = 12,242.90 × 4,893.56
  4. Step 4: Simplify right side
    8,872.28x = 59,911,365.72
  5. Step 5: Solve for x
    x = 59,911,365.72/8,872.28
  6. Step 6: Final answer
    x = 6,752.65

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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.