Home / 8,648.32-11,934.40-4,922.88

Finding the Fourth Proportional to 8,648.32, 11,934.40 and 4,922.88

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Solution

The fourth proportional to 8,648.32, 11,934.40 and 4,922.88 is: 6,793.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648.32 : 11,934.40 = 4,922.88 : x
  2. Step 2: Convert to fraction form
    8,648.32/11,934.40 = 4,922.88/x
  3. Step 3: Cross multiply
    8,648.32x = 11,934.40 × 4,922.88
  4. Step 4: Simplify right side
    8,648.32x = 58,751,619.07
  5. Step 5: Solve for x
    x = 58,751,619.07/8,648.32
  6. Step 6: Final answer
    x = 6,793.41

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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.