Home / 3,079.36-4,617.60-1,348.48

Finding the Fourth Proportional to 3,079.36, 4,617.60 and 1,348.48

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Solution

The fourth proportional to 3,079.36, 4,617.60 and 1,348.48 is: 2,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.36 : 4,617.60 = 1,348.48 : x
  2. Step 2: Convert to fraction form
    3,079.36/4,617.60 = 1,348.48/x
  3. Step 3: Cross multiply
    3,079.36x = 4,617.60 × 1,348.48
  4. Step 4: Simplify right side
    3,079.36x = 6,226,741.25
  5. Step 5: Solve for x
    x = 6,226,741.25/3,079.36
  6. Step 6: Final answer
    x = 2,022.09

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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.