Home / 5,212.34-7,818.27-1,514.49

Finding the Fourth Proportional to 5,212.34, 7,818.27 and 1,514.49

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Solution

The fourth proportional to 5,212.34, 7,818.27 and 1,514.49 is: 2,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.34 : 7,818.27 = 1,514.49 : x
  2. Step 2: Convert to fraction form
    5,212.34/7,818.27 = 1,514.49/x
  3. Step 3: Cross multiply
    5,212.34x = 7,818.27 × 1,514.49
  4. Step 4: Simplify right side
    5,212.34x = 11,840,652.64
  5. Step 5: Solve for x
    x = 11,840,652.64/5,212.34
  6. Step 6: Final answer
    x = 2,271.66

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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.