Home / 2,338.28-3,506.73-1,298.81

Finding the Fourth Proportional to 2,338.28, 3,506.73 and 1,298.81

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Solution

The fourth proportional to 2,338.28, 3,506.73 and 1,298.81 is: 1,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.28 : 3,506.73 = 1,298.81 : x
  2. Step 2: Convert to fraction form
    2,338.28/3,506.73 = 1,298.81/x
  3. Step 3: Cross multiply
    2,338.28x = 3,506.73 × 1,298.81
  4. Step 4: Simplify right side
    2,338.28x = 4,554,558.46
  5. Step 5: Solve for x
    x = 4,554,558.46/2,338.28
  6. Step 6: Final answer
    x = 1,947.83

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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.