Home / 3,487.05-5,227.29-1,295.19

Finding the Fourth Proportional to 3,487.05, 5,227.29 and 1,295.19

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Solution

The fourth proportional to 3,487.05, 5,227.29 and 1,295.19 is: 1,941.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.05 : 5,227.29 = 1,295.19 : x
  2. Step 2: Convert to fraction form
    3,487.05/5,227.29 = 1,295.19/x
  3. Step 3: Cross multiply
    3,487.05x = 5,227.29 × 1,295.19
  4. Step 4: Simplify right side
    3,487.05x = 6,770,333.74
  5. Step 5: Solve for x
    x = 6,770,333.74/3,487.05
  6. Step 6: Final answer
    x = 1,941.56

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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.