Home / 3,524.13-5,280.70-1,331.66

Finding the Fourth Proportional to 3,524.13, 5,280.70 and 1,331.66

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Solution

The fourth proportional to 3,524.13, 5,280.70 and 1,331.66 is: 1,995.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.13 : 5,280.70 = 1,331.66 : x
  2. Step 2: Convert to fraction form
    3,524.13/5,280.70 = 1,331.66/x
  3. Step 3: Cross multiply
    3,524.13x = 5,280.70 × 1,331.66
  4. Step 4: Simplify right side
    3,524.13x = 7,032,096.96
  5. Step 5: Solve for x
    x = 7,032,096.96/3,524.13
  6. Step 6: Final answer
    x = 1,995.41

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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.