Home / 9,141.05-13,717.06-3,946.92

Finding the Fourth Proportional to 9,141.05, 13,717.06 and 3,946.92

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Solution

The fourth proportional to 9,141.05, 13,717.06 and 3,946.92 is: 5,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.05 : 13,717.06 = 3,946.92 : x
  2. Step 2: Convert to fraction form
    9,141.05/13,717.06 = 3,946.92/x
  3. Step 3: Cross multiply
    9,141.05x = 13,717.06 × 3,946.92
  4. Step 4: Simplify right side
    9,141.05x = 54,140,138.46
  5. Step 5: Solve for x
    x = 54,140,138.46/9,141.05
  6. Step 6: Final answer
    x = 5,922.75

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1.5x scale

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.