Home / 11,582.15-15,974.92-7,333.90

Finding the Fourth Proportional to 11,582.15, 15,974.92 and 7,333.90

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Solution

The fourth proportional to 11,582.15, 15,974.92 and 7,333.90 is: 10,115.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.15 : 15,974.92 = 7,333.90 : x
  2. Step 2: Convert to fraction form
    11,582.15/15,974.92 = 7,333.90/x
  3. Step 3: Cross multiply
    11,582.15x = 15,974.92 × 7,333.90
  4. Step 4: Simplify right side
    11,582.15x = 117,158,435.02
  5. Step 5: Solve for x
    x = 117,158,435.02/11,582.15
  6. Step 6: Final answer
    x = 10,115.44

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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.