Home / 5,988.28-8,271.24-4,227.76

Finding the Fourth Proportional to 5,988.28, 8,271.24 and 4,227.76

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Solution

The fourth proportional to 5,988.28, 8,271.24 and 4,227.76 is: 5,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.28 : 8,271.24 = 4,227.76 : x
  2. Step 2: Convert to fraction form
    5,988.28/8,271.24 = 4,227.76/x
  3. Step 3: Cross multiply
    5,988.28x = 8,271.24 × 4,227.76
  4. Step 4: Simplify right side
    5,988.28x = 34,968,817.62
  5. Step 5: Solve for x
    x = 34,968,817.62/5,988.28
  6. Step 6: Final answer
    x = 5,839.54

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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.