Home / 7,620.08-10,514.30-4,262.92

Finding the Fourth Proportional to 7,620.08, 10,514.30 and 4,262.92

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Solution

The fourth proportional to 7,620.08, 10,514.30 and 4,262.92 is: 5,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620.08 : 10,514.30 = 4,262.92 : x
  2. Step 2: Convert to fraction form
    7,620.08/10,514.30 = 4,262.92/x
  3. Step 3: Cross multiply
    7,620.08x = 10,514.30 × 4,262.92
  4. Step 4: Simplify right side
    7,620.08x = 44,821,572.16
  5. Step 5: Solve for x
    x = 44,821,572.16/7,620.08
  6. Step 6: Final answer
    x = 5,882.04

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Double scale
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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.