Home / 8,883.67-13,320.58-5,589.71

Finding the Fourth Proportional to 8,883.67, 13,320.58 and 5,589.71

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Solution

The fourth proportional to 8,883.67, 13,320.58 and 5,589.71 is: 8,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.67 : 13,320.58 = 5,589.71 : x
  2. Step 2: Convert to fraction form
    8,883.67/13,320.58 = 5,589.71/x
  3. Step 3: Cross multiply
    8,883.67x = 13,320.58 × 5,589.71
  4. Step 4: Simplify right side
    8,883.67x = 74,458,179.23
  5. Step 5: Solve for x
    x = 74,458,179.23/8,883.67
  6. Step 6: Final answer
    x = 8,381.47

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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.