Home / 4,412.86-6,620.11-1,451.47

Finding the Fourth Proportional to 4,412.86, 6,620.11 and 1,451.47

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Solution

The fourth proportional to 4,412.86, 6,620.11 and 1,451.47 is: 2,177.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.86 : 6,620.11 = 1,451.47 : x
  2. Step 2: Convert to fraction form
    4,412.86/6,620.11 = 1,451.47/x
  3. Step 3: Cross multiply
    4,412.86x = 6,620.11 × 1,451.47
  4. Step 4: Simplify right side
    4,412.86x = 9,608,855.75
  5. Step 5: Solve for x
    x = 9,608,855.75/4,412.86
  6. Step 6: Final answer
    x = 2,177.47

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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.