Home / 3,440.55-5,161.28-1,250.31

Finding the Fourth Proportional to 3,440.55, 5,161.28 and 1,250.31

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Solution

The fourth proportional to 3,440.55, 5,161.28 and 1,250.31 is: 1,875.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.55 : 5,161.28 = 1,250.31 : x
  2. Step 2: Convert to fraction form
    3,440.55/5,161.28 = 1,250.31/x
  3. Step 3: Cross multiply
    3,440.55x = 5,161.28 × 1,250.31
  4. Step 4: Simplify right side
    3,440.55x = 6,453,200.00
  5. Step 5: Solve for x
    x = 6,453,200.00/3,440.55
  6. Step 6: Final answer
    x = 1,875.63

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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.