Home / 8,022.18-12,015.45-6,159.59

Finding the Fourth Proportional to 8,022.18, 12,015.45 and 6,159.59

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Solution

The fourth proportional to 8,022.18, 12,015.45 and 6,159.59 is: 9,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.18 : 12,015.45 = 6,159.59 : x
  2. Step 2: Convert to fraction form
    8,022.18/12,015.45 = 6,159.59/x
  3. Step 3: Cross multiply
    8,022.18x = 12,015.45 × 6,159.59
  4. Step 4: Simplify right side
    8,022.18x = 74,010,245.67
  5. Step 5: Solve for x
    x = 74,010,245.67/8,022.18
  6. Step 6: Final answer
    x = 9,225.70

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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.