Home / 4,104.28-6,159.12-1,913.14

Finding the Fourth Proportional to 4,104.28, 6,159.12 and 1,913.14

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Solution

The fourth proportional to 4,104.28, 6,159.12 and 1,913.14 is: 2,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.28 : 6,159.12 = 1,913.14 : x
  2. Step 2: Convert to fraction form
    4,104.28/6,159.12 = 1,913.14/x
  3. Step 3: Cross multiply
    4,104.28x = 6,159.12 × 1,913.14
  4. Step 4: Simplify right side
    4,104.28x = 11,783,258.84
  5. Step 5: Solve for x
    x = 11,783,258.84/4,104.28
  6. Step 6: Final answer
    x = 2,870.97

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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.