Home / 5,010.12-6,910.74-3,439.08

Finding the Fourth Proportional to 5,010.12, 6,910.74 and 3,439.08

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Solution

The fourth proportional to 5,010.12, 6,910.74 and 3,439.08 is: 4,743.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.12 : 6,910.74 = 3,439.08 : x
  2. Step 2: Convert to fraction form
    5,010.12/6,910.74 = 3,439.08/x
  3. Step 3: Cross multiply
    5,010.12x = 6,910.74 × 3,439.08
  4. Step 4: Simplify right side
    5,010.12x = 23,766,587.72
  5. Step 5: Solve for x
    x = 23,766,587.72/5,010.12
  6. Step 6: Final answer
    x = 4,743.72

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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.