Home / 5,091.90-7,027.05-3,202.77

Finding the Fourth Proportional to 5,091.90, 7,027.05 and 3,202.77

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Solution

The fourth proportional to 5,091.90, 7,027.05 and 3,202.77 is: 4,419.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.90 : 7,027.05 = 3,202.77 : x
  2. Step 2: Convert to fraction form
    5,091.90/7,027.05 = 3,202.77/x
  3. Step 3: Cross multiply
    5,091.90x = 7,027.05 × 3,202.77
  4. Step 4: Simplify right side
    5,091.90x = 22,506,063.29
  5. Step 5: Solve for x
    x = 22,506,063.29/5,091.90
  6. Step 6: Final answer
    x = 4,419.98

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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.