Home / 5,918.39-8,869.12-4,346.06

Finding the Fourth Proportional to 5,918.39, 8,869.12 and 4,346.06

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Solution

The fourth proportional to 5,918.39, 8,869.12 and 4,346.06 is: 6,512.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.39 : 8,869.12 = 4,346.06 : x
  2. Step 2: Convert to fraction form
    5,918.39/8,869.12 = 4,346.06/x
  3. Step 3: Cross multiply
    5,918.39x = 8,869.12 × 4,346.06
  4. Step 4: Simplify right side
    5,918.39x = 38,545,696.90
  5. Step 5: Solve for x
    x = 38,545,696.90/5,918.39
  6. Step 6: Final answer
    x = 6,512.87

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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.