Home / 8,132.12-11,221.70-4,595.66

Finding the Fourth Proportional to 8,132.12, 11,221.70 and 4,595.66

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Solution

The fourth proportional to 8,132.12, 11,221.70 and 4,595.66 is: 6,341.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.12 : 11,221.70 = 4,595.66 : x
  2. Step 2: Convert to fraction form
    8,132.12/11,221.70 = 4,595.66/x
  3. Step 3: Cross multiply
    8,132.12x = 11,221.70 × 4,595.66
  4. Step 4: Simplify right side
    8,132.12x = 51,571,117.82
  5. Step 5: Solve for x
    x = 51,571,117.82/8,132.12
  6. Step 6: Final answer
    x = 6,341.66

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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.