Home / 11,355.57-17,035.22-3,962.18

Finding the Fourth Proportional to 11,355.57, 17,035.22 and 3,962.18

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Solution

The fourth proportional to 11,355.57, 17,035.22 and 3,962.18 is: 5,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.57 : 17,035.22 = 3,962.18 : x
  2. Step 2: Convert to fraction form
    11,355.57/17,035.22 = 3,962.18/x
  3. Step 3: Cross multiply
    11,355.57x = 17,035.22 × 3,962.18
  4. Step 4: Simplify right side
    11,355.57x = 67,496,660.47
  5. Step 5: Solve for x
    x = 67,496,660.47/11,355.57
  6. Step 6: Final answer
    x = 5,943.93

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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.