Home / 11,454.68-17,178.83-4,057.16

Finding the Fourth Proportional to 11,454.68, 17,178.83 and 4,057.16

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Solution

The fourth proportional to 11,454.68, 17,178.83 and 4,057.16 is: 6,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.68 : 17,178.83 = 4,057.16 : x
  2. Step 2: Convert to fraction form
    11,454.68/17,178.83 = 4,057.16/x
  3. Step 3: Cross multiply
    11,454.68x = 17,178.83 × 4,057.16
  4. Step 4: Simplify right side
    11,454.68x = 69,697,155.74
  5. Step 5: Solve for x
    x = 69,697,155.74/11,454.68
  6. Step 6: Final answer
    x = 6,084.60

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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.