Home / 7,981.19-11,013.85-4,444.33

Finding the Fourth Proportional to 7,981.19, 11,013.85 and 4,444.33

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Solution

The fourth proportional to 7,981.19, 11,013.85 and 4,444.33 is: 6,133.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.19 : 11,013.85 = 4,444.33 : x
  2. Step 2: Convert to fraction form
    7,981.19/11,013.85 = 4,444.33/x
  3. Step 3: Cross multiply
    7,981.19x = 11,013.85 × 4,444.33
  4. Step 4: Simplify right side
    7,981.19x = 48,949,183.97
  5. Step 5: Solve for x
    x = 48,949,183.97/7,981.19
  6. Step 6: Final answer
    x = 6,133.07

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1.5x scale

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.