Home / 11,774.22-17,659.74-4,377.66

Finding the Fourth Proportional to 11,774.22, 17,659.74 and 4,377.66

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Solution

The fourth proportional to 11,774.22, 17,659.74 and 4,377.66 is: 6,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.22 : 17,659.74 = 4,377.66 : x
  2. Step 2: Convert to fraction form
    11,774.22/17,659.74 = 4,377.66/x
  3. Step 3: Cross multiply
    11,774.22x = 17,659.74 × 4,377.66
  4. Step 4: Simplify right side
    11,774.22x = 77,308,337.41
  5. Step 5: Solve for x
    x = 77,308,337.41/11,774.22
  6. Step 6: Final answer
    x = 6,565.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.