Home / 3,008.07-4,501.71-2,191.59

Finding the Fourth Proportional to 3,008.07, 4,501.71 and 2,191.59

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Solution

The fourth proportional to 3,008.07, 4,501.71 and 2,191.59 is: 3,279.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.07 : 4,501.71 = 2,191.59 : x
  2. Step 2: Convert to fraction form
    3,008.07/4,501.71 = 2,191.59/x
  3. Step 3: Cross multiply
    3,008.07x = 4,501.71 × 2,191.59
  4. Step 4: Simplify right side
    3,008.07x = 9,865,902.62
  5. Step 5: Solve for x
    x = 9,865,902.62/3,008.07
  6. Step 6: Final answer
    x = 3,279.81

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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.