Home / 8,878.04-12,251.56-5,049.64

Finding the Fourth Proportional to 8,878.04, 12,251.56 and 5,049.64

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Solution

The fourth proportional to 8,878.04, 12,251.56 and 5,049.64 is: 6,968.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.04 : 12,251.56 = 5,049.64 : x
  2. Step 2: Convert to fraction form
    8,878.04/12,251.56 = 5,049.64/x
  3. Step 3: Cross multiply
    8,878.04x = 12,251.56 × 5,049.64
  4. Step 4: Simplify right side
    8,878.04x = 61,865,967.44
  5. Step 5: Solve for x
    x = 61,865,967.44/8,878.04
  6. Step 6: Final answer
    x = 6,968.43

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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.