Home / 5,229.21-7,210.69-4,164.87

Finding the Fourth Proportional to 5,229.21, 7,210.69 and 4,164.87

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Solution

The fourth proportional to 5,229.21, 7,210.69 and 4,164.87 is: 5,743.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.21 : 7,210.69 = 4,164.87 : x
  2. Step 2: Convert to fraction form
    5,229.21/7,210.69 = 4,164.87/x
  3. Step 3: Cross multiply
    5,229.21x = 7,210.69 × 4,164.87
  4. Step 4: Simplify right side
    5,229.21x = 30,031,586.46
  5. Step 5: Solve for x
    x = 30,031,586.46/5,229.21
  6. Step 6: Final answer
    x = 5,743.04

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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.