Home / 6,106.20-9,159.30-2,002.20

Finding the Fourth Proportional to 6,106.20, 9,159.30 and 2,002.20

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Solution

The fourth proportional to 6,106.20, 9,159.30 and 2,002.20 is: 3,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.20 : 9,159.30 = 2,002.20 : x
  2. Step 2: Convert to fraction form
    6,106.20/9,159.30 = 2,002.20/x
  3. Step 3: Cross multiply
    6,106.20x = 9,159.30 × 2,002.20
  4. Step 4: Simplify right side
    6,106.20x = 18,338,750.46
  5. Step 5: Solve for x
    x = 18,338,750.46/6,106.20
  6. Step 6: Final answer
    x = 3,003.30

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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.