Home / 10,151.67-15,227.02-2,655.23

Finding the Fourth Proportional to 10,151.67, 15,227.02 and 2,655.23

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Solution

The fourth proportional to 10,151.67, 15,227.02 and 2,655.23 is: 3,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.67 : 15,227.02 = 2,655.23 : x
  2. Step 2: Convert to fraction form
    10,151.67/15,227.02 = 2,655.23/x
  3. Step 3: Cross multiply
    10,151.67x = 15,227.02 × 2,655.23
  4. Step 4: Simplify right side
    10,151.67x = 40,431,227.04
  5. Step 5: Solve for x
    x = 40,431,227.04/10,151.67
  6. Step 6: Final answer
    x = 3,982.72

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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.