Home / 8,866.60-13,293.27-3,868

Finding the Fourth Proportional to 8,866.60, 13,293.27 and 3,868

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Solution

The fourth proportional to 8,866.60, 13,293.27 and 3,868 is: 5,799.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.60 : 13,293.27 = 3,868 : x
  2. Step 2: Convert to fraction form
    8,866.60/13,293.27 = 3,868/x
  3. Step 3: Cross multiply
    8,866.60x = 13,293.27 × 3,868
  4. Step 4: Simplify right side
    8,866.60x = 51,418,368.36
  5. Step 5: Solve for x
    x = 51,418,368.36/8,866.60
  6. Step 6: Final answer
    x = 5,799.11

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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.