Home / 2,246.11-3,099.80-1,302.15

Finding the Fourth Proportional to 2,246.11, 3,099.80 and 1,302.15

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Solution

The fourth proportional to 2,246.11, 3,099.80 and 1,302.15 is: 1,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.11 : 3,099.80 = 1,302.15 : x
  2. Step 2: Convert to fraction form
    2,246.11/3,099.80 = 1,302.15/x
  3. Step 3: Cross multiply
    2,246.11x = 3,099.80 × 1,302.15
  4. Step 4: Simplify right side
    2,246.11x = 4,036,398.06
  5. Step 5: Solve for x
    x = 4,036,398.06/2,246.11
  6. Step 6: Final answer
    x = 1,797.06

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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.