Home / 6,035.80-9,054.60-2,139.90

Finding the Fourth Proportional to 6,035.80, 9,054.60 and 2,139.90

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Solution

The fourth proportional to 6,035.80, 9,054.60 and 2,139.90 is: 3,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,035.80 : 9,054.60 = 2,139.90 : x
  2. Step 2: Convert to fraction form
    6,035.80/9,054.60 = 2,139.90/x
  3. Step 3: Cross multiply
    6,035.80x = 9,054.60 × 2,139.90
  4. Step 4: Simplify right side
    6,035.80x = 19,375,938.54
  5. Step 5: Solve for x
    x = 19,375,938.54/6,035.80
  6. Step 6: Final answer
    x = 3,210.17

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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.