Home / 5,514.72-7,604.64-4,768.08

Finding the Fourth Proportional to 5,514.72, 7,604.64 and 4,768.08

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Solution

The fourth proportional to 5,514.72, 7,604.64 and 4,768.08 is: 6,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.72 : 7,604.64 = 4,768.08 : x
  2. Step 2: Convert to fraction form
    5,514.72/7,604.64 = 4,768.08/x
  3. Step 3: Cross multiply
    5,514.72x = 7,604.64 × 4,768.08
  4. Step 4: Simplify right side
    5,514.72x = 36,259,531.89
  5. Step 5: Solve for x
    x = 36,259,531.89/5,514.72
  6. Step 6: Final answer
    x = 6,575.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.