Home / 6,091.80-8,407.23-3,439.15

Finding the Fourth Proportional to 6,091.80, 8,407.23 and 3,439.15

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Solution

The fourth proportional to 6,091.80, 8,407.23 and 3,439.15 is: 4,746.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.80 : 8,407.23 = 3,439.15 : x
  2. Step 2: Convert to fraction form
    6,091.80/8,407.23 = 3,439.15/x
  3. Step 3: Cross multiply
    6,091.80x = 8,407.23 × 3,439.15
  4. Step 4: Simplify right side
    6,091.80x = 28,913,691.14
  5. Step 5: Solve for x
    x = 28,913,691.14/6,091.80
  6. Step 6: Final answer
    x = 4,746.33

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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.