Home / 8,018.77-11,065.86-4,433.92

Finding the Fourth Proportional to 8,018.77, 11,065.86 and 4,433.92

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Solution

The fourth proportional to 8,018.77, 11,065.86 and 4,433.92 is: 6,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.77 : 11,065.86 = 4,433.92 : x
  2. Step 2: Convert to fraction form
    8,018.77/11,065.86 = 4,433.92/x
  3. Step 3: Cross multiply
    8,018.77x = 11,065.86 × 4,433.92
  4. Step 4: Simplify right side
    8,018.77x = 49,065,137.97
  5. Step 5: Solve for x
    x = 49,065,137.97/8,018.77
  6. Step 6: Final answer
    x = 6,118.79

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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.