Home / 3,359.28-4,636-1,943.20

Finding the Fourth Proportional to 3,359.28, 4,636 and 1,943.20

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Solution

The fourth proportional to 3,359.28, 4,636 and 1,943.20 is: 2,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.28 : 4,636 = 1,943.20 : x
  2. Step 2: Convert to fraction form
    3,359.28/4,636 = 1,943.20/x
  3. Step 3: Cross multiply
    3,359.28x = 4,636 × 1,943.20
  4. Step 4: Simplify right side
    3,359.28x = 9,008,675.20
  5. Step 5: Solve for x
    x = 9,008,675.20/3,359.28
  6. Step 6: Final answer
    x = 2,681.73

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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.