Home / 6,139.18-9,203.56-2,189.24

Finding the Fourth Proportional to 6,139.18, 9,203.56 and 2,189.24

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Solution

The fourth proportional to 6,139.18, 9,203.56 and 2,189.24 is: 3,282.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.18 : 9,203.56 = 2,189.24 : x
  2. Step 2: Convert to fraction form
    6,139.18/9,203.56 = 2,189.24/x
  3. Step 3: Cross multiply
    6,139.18x = 9,203.56 × 2,189.24
  4. Step 4: Simplify right side
    6,139.18x = 20,148,836.49
  5. Step 5: Solve for x
    x = 20,148,836.49/6,139.18
  6. Step 6: Final answer
    x = 3,282.01

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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.