Home / 5,306.28-7,957.53-2,186.16

Finding the Fourth Proportional to 5,306.28, 7,957.53 and 2,186.16

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Solution

The fourth proportional to 5,306.28, 7,957.53 and 2,186.16 is: 3,278.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.28 : 7,957.53 = 2,186.16 : x
  2. Step 2: Convert to fraction form
    5,306.28/7,957.53 = 2,186.16/x
  3. Step 3: Cross multiply
    5,306.28x = 7,957.53 × 2,186.16
  4. Step 4: Simplify right side
    5,306.28x = 17,396,433.78
  5. Step 5: Solve for x
    x = 17,396,433.78/5,306.28
  6. Step 6: Final answer
    x = 3,278.46

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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.