Home / 1,514.18-2,270.27-637.24

Finding the Fourth Proportional to 1,514.18, 2,270.27 and 637.24

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Solution

The fourth proportional to 1,514.18, 2,270.27 and 637.24 is: 955.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.18 : 2,270.27 = 637.24 : x
  2. Step 2: Convert to fraction form
    1,514.18/2,270.27 = 637.24/x
  3. Step 3: Cross multiply
    1,514.18x = 2,270.27 × 637.24
  4. Step 4: Simplify right side
    1,514.18x = 1,446,695.50
  5. Step 5: Solve for x
    x = 1,446,695.50/1,514.18
  6. Step 6: Final answer
    x = 955.43

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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.