Home / 6,079.20-9,112.05-2,380.20

Finding the Fourth Proportional to 6,079.20, 9,112.05 and 2,380.20

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Solution

The fourth proportional to 6,079.20, 9,112.05 and 2,380.20 is: 3,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.20 : 9,112.05 = 2,380.20 : x
  2. Step 2: Convert to fraction form
    6,079.20/9,112.05 = 2,380.20/x
  3. Step 3: Cross multiply
    6,079.20x = 9,112.05 × 2,380.20
  4. Step 4: Simplify right side
    6,079.20x = 21,688,501.41
  5. Step 5: Solve for x
    x = 21,688,501.41/6,079.20
  6. Step 6: Final answer
    x = 3,567.66

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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.