Home / 5,202.82-7,182.30-3,077.68

Finding the Fourth Proportional to 5,202.82, 7,182.30 and 3,077.68

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Solution

The fourth proportional to 5,202.82, 7,182.30 and 3,077.68 is: 4,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.82 : 7,182.30 = 3,077.68 : x
  2. Step 2: Convert to fraction form
    5,202.82/7,182.30 = 3,077.68/x
  3. Step 3: Cross multiply
    5,202.82x = 7,182.30 × 3,077.68
  4. Step 4: Simplify right side
    5,202.82x = 22,104,821.06
  5. Step 5: Solve for x
    x = 22,104,821.06/5,202.82
  6. Step 6: Final answer
    x = 4,248.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.