Home / 7,514.15-11,271.74-2,587.25

Finding the Fourth Proportional to 7,514.15, 11,271.74 and 2,587.25

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Solution

The fourth proportional to 7,514.15, 11,271.74 and 2,587.25 is: 3,881.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.15 : 11,271.74 = 2,587.25 : x
  2. Step 2: Convert to fraction form
    7,514.15/11,271.74 = 2,587.25/x
  3. Step 3: Cross multiply
    7,514.15x = 11,271.74 × 2,587.25
  4. Step 4: Simplify right side
    7,514.15x = 29,162,824.56
  5. Step 5: Solve for x
    x = 29,162,824.56/7,514.15
  6. Step 6: Final answer
    x = 3,881.06

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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.