Home / 9,411.94-14,119.14-2,838.79

Finding the Fourth Proportional to 9,411.94, 14,119.14 and 2,838.79

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Solution

The fourth proportional to 9,411.94, 14,119.14 and 2,838.79 is: 4,258.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.94 : 14,119.14 = 2,838.79 : x
  2. Step 2: Convert to fraction form
    9,411.94/14,119.14 = 2,838.79/x
  3. Step 3: Cross multiply
    9,411.94x = 14,119.14 × 2,838.79
  4. Step 4: Simplify right side
    9,411.94x = 40,081,266.34
  5. Step 5: Solve for x
    x = 40,081,266.34/9,411.94
  6. Step 6: Final answer
    x = 4,258.56

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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.