Home / 7,360.32-11,040.57-4,079.82

Finding the Fourth Proportional to 7,360.32, 11,040.57 and 4,079.82

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Solution

The fourth proportional to 7,360.32, 11,040.57 and 4,079.82 is: 6,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.32 : 11,040.57 = 4,079.82 : x
  2. Step 2: Convert to fraction form
    7,360.32/11,040.57 = 4,079.82/x
  3. Step 3: Cross multiply
    7,360.32x = 11,040.57 × 4,079.82
  4. Step 4: Simplify right side
    7,360.32x = 45,043,538.30
  5. Step 5: Solve for x
    x = 45,043,538.30/7,360.32
  6. Step 6: Final answer
    x = 6,119.78

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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.