Home / 10,116.39-15,174.55-3,544.45

Finding the Fourth Proportional to 10,116.39, 15,174.55 and 3,544.45

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Solution

The fourth proportional to 10,116.39, 15,174.55 and 3,544.45 is: 5,316.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.39 : 15,174.55 = 3,544.45 : x
  2. Step 2: Convert to fraction form
    10,116.39/15,174.55 = 3,544.45/x
  3. Step 3: Cross multiply
    10,116.39x = 15,174.55 × 3,544.45
  4. Step 4: Simplify right side
    10,116.39x = 53,785,433.75
  5. Step 5: Solve for x
    x = 53,785,433.75/10,116.39
  6. Step 6: Final answer
    x = 5,316.66

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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.