Home / 2,149.08-3,225.06-2,002.20

Finding the Fourth Proportional to 2,149.08, 3,225.06 and 2,002.20

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Solution

The fourth proportional to 2,149.08, 3,225.06 and 2,002.20 is: 3,004.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149.08 : 3,225.06 = 2,002.20 : x
  2. Step 2: Convert to fraction form
    2,149.08/3,225.06 = 2,002.20/x
  3. Step 3: Cross multiply
    2,149.08x = 3,225.06 × 2,002.20
  4. Step 4: Simplify right side
    2,149.08x = 6,457,215.13
  5. Step 5: Solve for x
    x = 6,457,215.13/2,149.08
  6. Step 6: Final answer
    x = 3,004.64

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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.