Home / 7,514.10-11,273.58-2,587.14

Finding the Fourth Proportional to 7,514.10, 11,273.58 and 2,587.14

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Solution

The fourth proportional to 7,514.10, 11,273.58 and 2,587.14 is: 3,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.10 : 11,273.58 = 2,587.14 : x
  2. Step 2: Convert to fraction form
    7,514.10/11,273.58 = 2,587.14/x
  3. Step 3: Cross multiply
    7,514.10x = 11,273.58 × 2,587.14
  4. Step 4: Simplify right side
    7,514.10x = 29,166,329.76
  5. Step 5: Solve for x
    x = 29,166,329.76/7,514.10
  6. Step 6: Final answer
    x = 3,881.55

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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.