Home / 8,514.40-12,755.76-4,622.08

Finding the Fourth Proportional to 8,514.40, 12,755.76 and 4,622.08

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Solution

The fourth proportional to 8,514.40, 12,755.76 and 4,622.08 is: 6,924.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514.40 : 12,755.76 = 4,622.08 : x
  2. Step 2: Convert to fraction form
    8,514.40/12,755.76 = 4,622.08/x
  3. Step 3: Cross multiply
    8,514.40x = 12,755.76 × 4,622.08
  4. Step 4: Simplify right side
    8,514.40x = 58,958,143.18
  5. Step 5: Solve for x
    x = 58,958,143.18/8,514.40
  6. Step 6: Final answer
    x = 6,924.52

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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.