Home / 2,397.26-3,305.40-2,222.30

Finding the Fourth Proportional to 2,397.26, 3,305.40 and 2,222.30

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Solution

The fourth proportional to 2,397.26, 3,305.40 and 2,222.30 is: 3,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.26 : 3,305.40 = 2,222.30 : x
  2. Step 2: Convert to fraction form
    2,397.26/3,305.40 = 2,222.30/x
  3. Step 3: Cross multiply
    2,397.26x = 3,305.40 × 2,222.30
  4. Step 4: Simplify right side
    2,397.26x = 7,345,590.42
  5. Step 5: Solve for x
    x = 7,345,590.42/2,397.26
  6. Step 6: Final answer
    x = 3,064.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.