Home / 2,283.06-3,419.10-1,306.20

Finding the Fourth Proportional to 2,283.06, 3,419.10 and 1,306.20

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Solution

The fourth proportional to 2,283.06, 3,419.10 and 1,306.20 is: 1,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.06 : 3,419.10 = 1,306.20 : x
  2. Step 2: Convert to fraction form
    2,283.06/3,419.10 = 1,306.20/x
  3. Step 3: Cross multiply
    2,283.06x = 3,419.10 × 1,306.20
  4. Step 4: Simplify right side
    2,283.06x = 4,466,028.42
  5. Step 5: Solve for x
    x = 4,466,028.42/2,283.06
  6. Step 6: Final answer
    x = 1,956.16

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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.