Home / 3,193.48-4,789.93-1,113.13

Finding the Fourth Proportional to 3,193.48, 4,789.93 and 1,113.13

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Solution

The fourth proportional to 3,193.48, 4,789.93 and 1,113.13 is: 1,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.48 : 4,789.93 = 1,113.13 : x
  2. Step 2: Convert to fraction form
    3,193.48/4,789.93 = 1,113.13/x
  3. Step 3: Cross multiply
    3,193.48x = 4,789.93 × 1,113.13
  4. Step 4: Simplify right side
    3,193.48x = 5,331,785.27
  5. Step 5: Solve for x
    x = 5,331,785.27/3,193.48
  6. Step 6: Final answer
    x = 1,669.59

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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.