Home / 5,212.56-7,818.87-1,514.82

Finding the Fourth Proportional to 5,212.56, 7,818.87 and 1,514.82

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Solution

The fourth proportional to 5,212.56, 7,818.87 and 1,514.82 is: 2,272.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.56 : 7,818.87 = 1,514.82 : x
  2. Step 2: Convert to fraction form
    5,212.56/7,818.87 = 1,514.82/x
  3. Step 3: Cross multiply
    5,212.56x = 7,818.87 × 1,514.82
  4. Step 4: Simplify right side
    5,212.56x = 11,844,180.65
  5. Step 5: Solve for x
    x = 11,844,180.65/5,212.56
  6. Step 6: Final answer
    x = 2,272.24

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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.