Home / 11,708.88-17,570.25-4,318.53

Finding the Fourth Proportional to 11,708.88, 17,570.25 and 4,318.53

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Solution

The fourth proportional to 11,708.88, 17,570.25 and 4,318.53 is: 6,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.88 : 17,570.25 = 4,318.53 : x
  2. Step 2: Convert to fraction form
    11,708.88/17,570.25 = 4,318.53/x
  3. Step 3: Cross multiply
    11,708.88x = 17,570.25 × 4,318.53
  4. Step 4: Simplify right side
    11,708.88x = 75,877,651.73
  5. Step 5: Solve for x
    x = 75,877,651.73/11,708.88
  6. Step 6: Final answer
    x = 6,480.35

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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.