Home / 7,447.15-11,166.46-3,061

Finding the Fourth Proportional to 7,447.15, 11,166.46 and 3,061

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Solution

The fourth proportional to 7,447.15, 11,166.46 and 3,061 is: 4,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.15 : 11,166.46 = 3,061 : x
  2. Step 2: Convert to fraction form
    7,447.15/11,166.46 = 3,061/x
  3. Step 3: Cross multiply
    7,447.15x = 11,166.46 × 3,061
  4. Step 4: Simplify right side
    7,447.15x = 34,180,534.06
  5. Step 5: Solve for x
    x = 34,180,534.06/7,447.15
  6. Step 6: Final answer
    x = 4,589.75

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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.