Home / 3,193.59-4,789.98-1,247.16

Finding the Fourth Proportional to 3,193.59, 4,789.98 and 1,247.16

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Solution

The fourth proportional to 3,193.59, 4,789.98 and 1,247.16 is: 1,870.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.59 : 4,789.98 = 1,247.16 : x
  2. Step 2: Convert to fraction form
    3,193.59/4,789.98 = 1,247.16/x
  3. Step 3: Cross multiply
    3,193.59x = 4,789.98 × 1,247.16
  4. Step 4: Simplify right side
    3,193.59x = 5,973,871.46
  5. Step 5: Solve for x
    x = 5,973,871.46/3,193.59
  6. Step 6: Final answer
    x = 1,870.58

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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.