Home / 3,283.92-4,532.40-1,886.64

Finding the Fourth Proportional to 3,283.92, 4,532.40 and 1,886.64

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Solution

The fourth proportional to 3,283.92, 4,532.40 and 1,886.64 is: 2,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.92 : 4,532.40 = 1,886.64 : x
  2. Step 2: Convert to fraction form
    3,283.92/4,532.40 = 1,886.64/x
  3. Step 3: Cross multiply
    3,283.92x = 4,532.40 × 1,886.64
  4. Step 4: Simplify right side
    3,283.92x = 8,551,007.14
  5. Step 5: Solve for x
    x = 8,551,007.14/3,283.92
  6. Step 6: Final answer
    x = 2,603.90

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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.