Home / 8,865.15-13,298.46-2,291.46

Finding the Fourth Proportional to 8,865.15, 13,298.46 and 2,291.46

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Solution

The fourth proportional to 8,865.15, 13,298.46 and 2,291.46 is: 3,437.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.15 : 13,298.46 = 2,291.46 : x
  2. Step 2: Convert to fraction form
    8,865.15/13,298.46 = 2,291.46/x
  3. Step 3: Cross multiply
    8,865.15x = 13,298.46 × 2,291.46
  4. Step 4: Simplify right side
    8,865.15x = 30,472,843.58
  5. Step 5: Solve for x
    x = 30,472,843.58/8,865.15
  6. Step 6: Final answer
    x = 3,437.38

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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.