Home / 7,514.38-10,360.39-4,820.83

Finding the Fourth Proportional to 7,514.38, 10,360.39 and 4,820.83

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Solution

The fourth proportional to 7,514.38, 10,360.39 and 4,820.83 is: 6,646.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.38 : 10,360.39 = 4,820.83 : x
  2. Step 2: Convert to fraction form
    7,514.38/10,360.39 = 4,820.83/x
  3. Step 3: Cross multiply
    7,514.38x = 10,360.39 × 4,820.83
  4. Step 4: Simplify right side
    7,514.38x = 49,945,678.92
  5. Step 5: Solve for x
    x = 49,945,678.92/7,514.38
  6. Step 6: Final answer
    x = 6,646.68

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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.