Home / 10,514.90-15,773.92-3,396.76

Finding the Fourth Proportional to 10,514.90, 15,773.92 and 3,396.76

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Solution

The fourth proportional to 10,514.90, 15,773.92 and 3,396.76 is: 5,095.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514.90 : 15,773.92 = 3,396.76 : x
  2. Step 2: Convert to fraction form
    10,514.90/15,773.92 = 3,396.76/x
  3. Step 3: Cross multiply
    10,514.90x = 15,773.92 × 3,396.76
  4. Step 4: Simplify right side
    10,514.90x = 53,580,141.63
  5. Step 5: Solve for x
    x = 53,580,141.63/10,514.90
  6. Step 6: Final answer
    x = 5,095.64

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1.5x scale

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.