Home / 3,538.70-5,304.45-2,077.10

Finding the Fourth Proportional to 3,538.70, 5,304.45 and 2,077.10

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Solution

The fourth proportional to 3,538.70, 5,304.45 and 2,077.10 is: 3,113.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.70 : 5,304.45 = 2,077.10 : x
  2. Step 2: Convert to fraction form
    3,538.70/5,304.45 = 2,077.10/x
  3. Step 3: Cross multiply
    3,538.70x = 5,304.45 × 2,077.10
  4. Step 4: Simplify right side
    3,538.70x = 11,017,873.10
  5. Step 5: Solve for x
    x = 11,017,873.10/3,538.70
  6. Step 6: Final answer
    x = 3,113.54

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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.