Home / 3,142.53-4,712.37-1,193.35

Finding the Fourth Proportional to 3,142.53, 4,712.37 and 1,193.35

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Solution

The fourth proportional to 3,142.53, 4,712.37 and 1,193.35 is: 1,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.53 : 4,712.37 = 1,193.35 : x
  2. Step 2: Convert to fraction form
    3,142.53/4,712.37 = 1,193.35/x
  3. Step 3: Cross multiply
    3,142.53x = 4,712.37 × 1,193.35
  4. Step 4: Simplify right side
    3,142.53x = 5,623,506.74
  5. Step 5: Solve for x
    x = 5,623,506.74/3,142.53
  6. Step 6: Final answer
    x = 1,789.48

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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.