Home / 2,476.96-3,421.20-1,959.84

Finding the Fourth Proportional to 2,476.96, 3,421.20 and 1,959.84

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Solution

The fourth proportional to 2,476.96, 3,421.20 and 1,959.84 is: 2,706.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.96 : 3,421.20 = 1,959.84 : x
  2. Step 2: Convert to fraction form
    2,476.96/3,421.20 = 1,959.84/x
  3. Step 3: Cross multiply
    2,476.96x = 3,421.20 × 1,959.84
  4. Step 4: Simplify right side
    2,476.96x = 6,705,004.61
  5. Step 5: Solve for x
    x = 6,705,004.61/2,476.96
  6. Step 6: Final answer
    x = 2,706.95

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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.