Home / 2,419.04-3,331.32-1,974.08

Finding the Fourth Proportional to 2,419.04, 3,331.32 and 1,974.08

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Solution

The fourth proportional to 2,419.04, 3,331.32 and 1,974.08 is: 2,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.04 : 3,331.32 = 1,974.08 : x
  2. Step 2: Convert to fraction form
    2,419.04/3,331.32 = 1,974.08/x
  3. Step 3: Cross multiply
    2,419.04x = 3,331.32 × 1,974.08
  4. Step 4: Simplify right side
    2,419.04x = 6,576,292.19
  5. Step 5: Solve for x
    x = 6,576,292.19/2,419.04
  6. Step 6: Final answer
    x = 2,718.55

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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.