Home / 7,964.27-11,946.43-2,417.66

Finding the Fourth Proportional to 7,964.27, 11,946.43 and 2,417.66

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Solution

The fourth proportional to 7,964.27, 11,946.43 and 2,417.66 is: 3,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.27 : 11,946.43 = 2,417.66 : x
  2. Step 2: Convert to fraction form
    7,964.27/11,946.43 = 2,417.66/x
  3. Step 3: Cross multiply
    7,964.27x = 11,946.43 × 2,417.66
  4. Step 4: Simplify right side
    7,964.27x = 28,882,405.95
  5. Step 5: Solve for x
    x = 28,882,405.95/7,964.27
  6. Step 6: Final answer
    x = 3,626.50

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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.