Home / 3,605.67-5,412.56-2,793.74

Finding the Fourth Proportional to 3,605.67, 5,412.56 and 2,793.74

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Solution

The fourth proportional to 3,605.67, 5,412.56 and 2,793.74 is: 4,193.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.67 : 5,412.56 = 2,793.74 : x
  2. Step 2: Convert to fraction form
    3,605.67/5,412.56 = 2,793.74/x
  3. Step 3: Cross multiply
    3,605.67x = 5,412.56 × 2,793.74
  4. Step 4: Simplify right side
    3,605.67x = 15,121,244.34
  5. Step 5: Solve for x
    x = 15,121,244.34/3,605.67
  6. Step 6: Final answer
    x = 4,193.74

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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.