Home / 2,428.02-3,350.69-1,324.02

Finding the Fourth Proportional to 2,428.02, 3,350.69 and 1,324.02

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Solution

The fourth proportional to 2,428.02, 3,350.69 and 1,324.02 is: 1,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.02 : 3,350.69 = 1,324.02 : x
  2. Step 2: Convert to fraction form
    2,428.02/3,350.69 = 1,324.02/x
  3. Step 3: Cross multiply
    2,428.02x = 3,350.69 × 1,324.02
  4. Step 4: Simplify right side
    2,428.02x = 4,436,380.57
  5. Step 5: Solve for x
    x = 4,436,380.57/2,428.02
  6. Step 6: Final answer
    x = 1,827.16

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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.