Home / 2,698.57-4,045.95-943.18

Finding the Fourth Proportional to 2,698.57, 4,045.95 and 943.18

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Solution

The fourth proportional to 2,698.57, 4,045.95 and 943.18 is: 1,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.57 : 4,045.95 = 943.18 : x
  2. Step 2: Convert to fraction form
    2,698.57/4,045.95 = 943.18/x
  3. Step 3: Cross multiply
    2,698.57x = 4,045.95 × 943.18
  4. Step 4: Simplify right side
    2,698.57x = 3,816,059.12
  5. Step 5: Solve for x
    x = 3,816,059.12/2,698.57
  6. Step 6: Final answer
    x = 1,414.10

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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.