Home / 2,882.13-4,319.08-2,221.50

Finding the Fourth Proportional to 2,882.13, 4,319.08 and 2,221.50

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Solution

The fourth proportional to 2,882.13, 4,319.08 and 2,221.50 is: 3,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.13 : 4,319.08 = 2,221.50 : x
  2. Step 2: Convert to fraction form
    2,882.13/4,319.08 = 2,221.50/x
  3. Step 3: Cross multiply
    2,882.13x = 4,319.08 × 2,221.50
  4. Step 4: Simplify right side
    2,882.13x = 9,594,836.22
  5. Step 5: Solve for x
    x = 9,594,836.22/2,882.13
  6. Step 6: Final answer
    x = 3,329.08

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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.