Home / 7,311.12-10,970.86-3,094.04

Finding the Fourth Proportional to 7,311.12, 10,970.86 and 3,094.04

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Solution

The fourth proportional to 7,311.12, 10,970.86 and 3,094.04 is: 4,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311.12 : 10,970.86 = 3,094.04 : x
  2. Step 2: Convert to fraction form
    7,311.12/10,970.86 = 3,094.04/x
  3. Step 3: Cross multiply
    7,311.12x = 10,970.86 × 3,094.04
  4. Step 4: Simplify right side
    7,311.12x = 33,944,279.67
  5. Step 5: Solve for x
    x = 33,944,279.67/7,311.12
  6. Step 6: Final answer
    x = 4,642.83

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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.