Home / 10,488.63-15,733.68-3,468.36

Finding the Fourth Proportional to 10,488.63, 15,733.68 and 3,468.36

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Solution

The fourth proportional to 10,488.63, 15,733.68 and 3,468.36 is: 5,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.63 : 15,733.68 = 3,468.36 : x
  2. Step 2: Convert to fraction form
    10,488.63/15,733.68 = 3,468.36/x
  3. Step 3: Cross multiply
    10,488.63x = 15,733.68 × 3,468.36
  4. Step 4: Simplify right side
    10,488.63x = 54,570,066.36
  5. Step 5: Solve for x
    x = 54,570,066.36/10,488.63
  6. Step 6: Final answer
    x = 5,202.78

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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.