Home / 2,308.41-3,184.28-1,363.88

Finding the Fourth Proportional to 2,308.41, 3,184.28 and 1,363.88

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Solution

The fourth proportional to 2,308.41, 3,184.28 and 1,363.88 is: 1,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308.41 : 3,184.28 = 1,363.88 : x
  2. Step 2: Convert to fraction form
    2,308.41/3,184.28 = 1,363.88/x
  3. Step 3: Cross multiply
    2,308.41x = 3,184.28 × 1,363.88
  4. Step 4: Simplify right side
    2,308.41x = 4,342,982.06
  5. Step 5: Solve for x
    x = 4,342,982.06/2,308.41
  6. Step 6: Final answer
    x = 1,881.37

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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.