Home / 8,851.32-12,214.38-4,872.34

Finding the Fourth Proportional to 8,851.32, 12,214.38 and 4,872.34

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Solution

The fourth proportional to 8,851.32, 12,214.38 and 4,872.34 is: 6,723.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.32 : 12,214.38 = 4,872.34 : x
  2. Step 2: Convert to fraction form
    8,851.32/12,214.38 = 4,872.34/x
  3. Step 3: Cross multiply
    8,851.32x = 12,214.38 × 4,872.34
  4. Step 4: Simplify right side
    8,851.32x = 59,512,612.25
  5. Step 5: Solve for x
    x = 59,512,612.25/8,851.32
  6. Step 6: Final answer
    x = 6,723.59

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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.