Home / 5,236.38-7,220.30-4,038.66

Finding the Fourth Proportional to 5,236.38, 7,220.30 and 4,038.66

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Solution

The fourth proportional to 5,236.38, 7,220.30 and 4,038.66 is: 5,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.38 : 7,220.30 = 4,038.66 : x
  2. Step 2: Convert to fraction form
    5,236.38/7,220.30 = 4,038.66/x
  3. Step 3: Cross multiply
    5,236.38x = 7,220.30 × 4,038.66
  4. Step 4: Simplify right side
    5,236.38x = 29,160,316.60
  5. Step 5: Solve for x
    x = 29,160,316.60/5,236.38
  6. Step 6: Final answer
    x = 5,568.79

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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.