Home / 4,479.58-6,179.08-2,661.36

Finding the Fourth Proportional to 4,479.58, 6,179.08 and 2,661.36

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Solution

The fourth proportional to 4,479.58, 6,179.08 and 2,661.36 is: 3,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.58 : 6,179.08 = 2,661.36 : x
  2. Step 2: Convert to fraction form
    4,479.58/6,179.08 = 2,661.36/x
  3. Step 3: Cross multiply
    4,479.58x = 6,179.08 × 2,661.36
  4. Step 4: Simplify right side
    4,479.58x = 16,444,756.35
  5. Step 5: Solve for x
    x = 16,444,756.35/4,479.58
  6. Step 6: Final answer
    x = 3,671.05

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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.