Home / 6,151.80-9,227.70-2,871.30

Finding the Fourth Proportional to 6,151.80, 9,227.70 and 2,871.30

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Solution

The fourth proportional to 6,151.80, 9,227.70 and 2,871.30 is: 4,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.80 : 9,227.70 = 2,871.30 : x
  2. Step 2: Convert to fraction form
    6,151.80/9,227.70 = 2,871.30/x
  3. Step 3: Cross multiply
    6,151.80x = 9,227.70 × 2,871.30
  4. Step 4: Simplify right side
    6,151.80x = 26,495,495.01
  5. Step 5: Solve for x
    x = 26,495,495.01/6,151.80
  6. Step 6: Final answer
    x = 4,306.95

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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.