Home / 3,010.72-4,148.40-2,310.88

Finding the Fourth Proportional to 3,010.72, 4,148.40 and 2,310.88

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Solution

The fourth proportional to 3,010.72, 4,148.40 and 2,310.88 is: 3,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.72 : 4,148.40 = 2,310.88 : x
  2. Step 2: Convert to fraction form
    3,010.72/4,148.40 = 2,310.88/x
  3. Step 3: Cross multiply
    3,010.72x = 4,148.40 × 2,310.88
  4. Step 4: Simplify right side
    3,010.72x = 9,586,454.59
  5. Step 5: Solve for x
    x = 9,586,454.59/3,010.72
  6. Step 6: Final answer
    x = 3,184.11

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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.