Home / 3,072.42-4,229.28-2,325.06

Finding the Fourth Proportional to 3,072.42, 4,229.28 and 2,325.06

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Solution

The fourth proportional to 3,072.42, 4,229.28 and 2,325.06 is: 3,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.42 : 4,229.28 = 2,325.06 : x
  2. Step 2: Convert to fraction form
    3,072.42/4,229.28 = 2,325.06/x
  3. Step 3: Cross multiply
    3,072.42x = 4,229.28 × 2,325.06
  4. Step 4: Simplify right side
    3,072.42x = 9,833,329.76
  5. Step 5: Solve for x
    x = 9,833,329.76/3,072.42
  6. Step 6: Final answer
    x = 3,200.52

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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.