Home / 5,687.28-8,532.27-3,223.80

Finding the Fourth Proportional to 5,687.28, 8,532.27 and 3,223.80

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Solution

The fourth proportional to 5,687.28, 8,532.27 and 3,223.80 is: 4,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.28 : 8,532.27 = 3,223.80 : x
  2. Step 2: Convert to fraction form
    5,687.28/8,532.27 = 3,223.80/x
  3. Step 3: Cross multiply
    5,687.28x = 8,532.27 × 3,223.80
  4. Step 4: Simplify right side
    5,687.28x = 27,506,332.03
  5. Step 5: Solve for x
    x = 27,506,332.03/5,687.28
  6. Step 6: Final answer
    x = 4,836.47

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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.