Home / 2,899.22-4,345.18-2,079.09

Finding the Fourth Proportional to 2,899.22, 4,345.18 and 2,079.09

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Solution

The fourth proportional to 2,899.22, 4,345.18 and 2,079.09 is: 3,116.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.22 : 4,345.18 = 2,079.09 : x
  2. Step 2: Convert to fraction form
    2,899.22/4,345.18 = 2,079.09/x
  3. Step 3: Cross multiply
    2,899.22x = 4,345.18 × 2,079.09
  4. Step 4: Simplify right side
    2,899.22x = 9,034,015.09
  5. Step 5: Solve for x
    x = 9,034,015.09/2,899.22
  6. Step 6: Final answer
    x = 3,116.02

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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.