Home / 10,268.70-14,170.82-5,552.99

Finding the Fourth Proportional to 10,268.70, 14,170.82 and 5,552.99

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Solution

The fourth proportional to 10,268.70, 14,170.82 and 5,552.99 is: 7,663.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.70 : 14,170.82 = 5,552.99 : x
  2. Step 2: Convert to fraction form
    10,268.70/14,170.82 = 5,552.99/x
  3. Step 3: Cross multiply
    10,268.70x = 14,170.82 × 5,552.99
  4. Step 4: Simplify right side
    10,268.70x = 78,690,421.75
  5. Step 5: Solve for x
    x = 78,690,421.75/10,268.70
  6. Step 6: Final answer
    x = 7,663.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.