Home / 2,910.56-4,013.39-2,534.18

Finding the Fourth Proportional to 2,910.56, 4,013.39 and 2,534.18

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Solution

The fourth proportional to 2,910.56, 4,013.39 and 2,534.18 is: 3,494.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.56 : 4,013.39 = 2,534.18 : x
  2. Step 2: Convert to fraction form
    2,910.56/4,013.39 = 2,534.18/x
  3. Step 3: Cross multiply
    2,910.56x = 4,013.39 × 2,534.18
  4. Step 4: Simplify right side
    2,910.56x = 10,170,619.93
  5. Step 5: Solve for x
    x = 10,170,619.93/2,910.56
  6. Step 6: Final answer
    x = 3,494.39

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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.