Home / 4,079.12-6,120.60-4,013.60

Finding the Fourth Proportional to 4,079.12, 6,120.60 and 4,013.60

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Solution

The fourth proportional to 4,079.12, 6,120.60 and 4,013.60 is: 6,022.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.12 : 6,120.60 = 4,013.60 : x
  2. Step 2: Convert to fraction form
    4,079.12/6,120.60 = 4,013.60/x
  3. Step 3: Cross multiply
    4,079.12x = 6,120.60 × 4,013.60
  4. Step 4: Simplify right side
    4,079.12x = 24,565,640.16
  5. Step 5: Solve for x
    x = 24,565,640.16/4,079.12
  6. Step 6: Final answer
    x = 6,022.29

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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.