Home / 9,132.39-13,690.38-3,284.91

Finding the Fourth Proportional to 9,132.39, 13,690.38 and 3,284.91

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Solution

The fourth proportional to 9,132.39, 13,690.38 and 3,284.91 is: 4,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.39 : 13,690.38 = 3,284.91 : x
  2. Step 2: Convert to fraction form
    9,132.39/13,690.38 = 3,284.91/x
  3. Step 3: Cross multiply
    9,132.39x = 13,690.38 × 3,284.91
  4. Step 4: Simplify right side
    9,132.39x = 44,971,666.17
  5. Step 5: Solve for x
    x = 44,971,666.17/9,132.39
  6. Step 6: Final answer
    x = 4,924.41

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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.