Home / 2,306.32-3,175.02-2,200.40

Finding the Fourth Proportional to 2,306.32, 3,175.02 and 2,200.40

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Solution

The fourth proportional to 2,306.32, 3,175.02 and 2,200.40 is: 3,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.32 : 3,175.02 = 2,200.40 : x
  2. Step 2: Convert to fraction form
    2,306.32/3,175.02 = 2,200.40/x
  3. Step 3: Cross multiply
    2,306.32x = 3,175.02 × 2,200.40
  4. Step 4: Simplify right side
    2,306.32x = 6,986,314.01
  5. Step 5: Solve for x
    x = 6,986,314.01/2,306.32
  6. Step 6: Final answer
    x = 3,029.20

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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.