Home / 6,105.40-9,158.82-2,210.20

Finding the Fourth Proportional to 6,105.40, 9,158.82 and 2,210.20

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Solution

The fourth proportional to 6,105.40, 9,158.82 and 2,210.20 is: 3,315.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.40 : 9,158.82 = 2,210.20 : x
  2. Step 2: Convert to fraction form
    6,105.40/9,158.82 = 2,210.20/x
  3. Step 3: Cross multiply
    6,105.40x = 9,158.82 × 2,210.20
  4. Step 4: Simplify right side
    6,105.40x = 20,242,823.96
  5. Step 5: Solve for x
    x = 20,242,823.96/6,105.40
  6. Step 6: Final answer
    x = 3,315.56

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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.