Home / 2,318.28-3,473.93-1,392.82

Finding the Fourth Proportional to 2,318.28, 3,473.93 and 1,392.82

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Solution

The fourth proportional to 2,318.28, 3,473.93 and 1,392.82 is: 2,087.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.28 : 3,473.93 = 1,392.82 : x
  2. Step 2: Convert to fraction form
    2,318.28/3,473.93 = 1,392.82/x
  3. Step 3: Cross multiply
    2,318.28x = 3,473.93 × 1,392.82
  4. Step 4: Simplify right side
    2,318.28x = 4,838,559.18
  5. Step 5: Solve for x
    x = 4,838,559.18/2,318.28
  6. Step 6: Final answer
    x = 2,087.13

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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.