Home / 3,959.50-5,939.25-1,707.11

Finding the Fourth Proportional to 3,959.50, 5,939.25 and 1,707.11

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Solution

The fourth proportional to 3,959.50, 5,939.25 and 1,707.11 is: 2,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.50 : 5,939.25 = 1,707.11 : x
  2. Step 2: Convert to fraction form
    3,959.50/5,939.25 = 1,707.11/x
  3. Step 3: Cross multiply
    3,959.50x = 5,939.25 × 1,707.11
  4. Step 4: Simplify right side
    3,959.50x = 10,138,953.07
  5. Step 5: Solve for x
    x = 10,138,953.07/3,959.50
  6. Step 6: Final answer
    x = 2,560.67

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Similar ratio
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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.