Home / 8,881.32-12,256.53-4,902.58

Finding the Fourth Proportional to 8,881.32, 12,256.53 and 4,902.58

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Solution

The fourth proportional to 8,881.32, 12,256.53 and 4,902.58 is: 6,765.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.32 : 12,256.53 = 4,902.58 : x
  2. Step 2: Convert to fraction form
    8,881.32/12,256.53 = 4,902.58/x
  3. Step 3: Cross multiply
    8,881.32x = 12,256.53 × 4,902.58
  4. Step 4: Simplify right side
    8,881.32x = 60,088,618.85
  5. Step 5: Solve for x
    x = 60,088,618.85/8,881.32
  6. Step 6: Final answer
    x = 6,765.73

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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.