Home / 3,538.77-5,306.79-1,166.28

Finding the Fourth Proportional to 3,538.77, 5,306.79 and 1,166.28

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Solution

The fourth proportional to 3,538.77, 5,306.79 and 1,166.28 is: 1,748.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.77 : 5,306.79 = 1,166.28 : x
  2. Step 2: Convert to fraction form
    3,538.77/5,306.79 = 1,166.28/x
  3. Step 3: Cross multiply
    3,538.77x = 5,306.79 × 1,166.28
  4. Step 4: Simplify right side
    3,538.77x = 6,189,203.04
  5. Step 5: Solve for x
    x = 6,189,203.04/3,538.77
  6. Step 6: Final answer
    x = 1,748.97

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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.