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Finding the Fourth Proportional to 3,373.85, 5,059.80 and 1,293.71

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Solution

The fourth proportional to 3,373.85, 5,059.80 and 1,293.71 is: 1,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.85 : 5,059.80 = 1,293.71 : x
  2. Step 2: Convert to fraction form
    3,373.85/5,059.80 = 1,293.71/x
  3. Step 3: Cross multiply
    3,373.85x = 5,059.80 × 1,293.71
  4. Step 4: Simplify right side
    3,373.85x = 6,545,888.56
  5. Step 5: Solve for x
    x = 6,545,888.56/3,373.85
  6. Step 6: Final answer
    x = 1,940.18

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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.