Home / 2,754.30-4,127.76-2,461.44

Finding the Fourth Proportional to 2,754.30, 4,127.76 and 2,461.44

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Solution

The fourth proportional to 2,754.30, 4,127.76 and 2,461.44 is: 3,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.30 : 4,127.76 = 2,461.44 : x
  2. Step 2: Convert to fraction form
    2,754.30/4,127.76 = 2,461.44/x
  3. Step 3: Cross multiply
    2,754.30x = 4,127.76 × 2,461.44
  4. Step 4: Simplify right side
    2,754.30x = 10,160,233.57
  5. Step 5: Solve for x
    x = 10,160,233.57/2,754.30
  6. Step 6: Final answer
    x = 3,688.86

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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.