Home / 4,479.36-6,176.16-2,906.88

Finding the Fourth Proportional to 4,479.36, 6,176.16 and 2,906.88

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Solution

The fourth proportional to 4,479.36, 6,176.16 and 2,906.88 is: 4,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.36 : 6,176.16 = 2,906.88 : x
  2. Step 2: Convert to fraction form
    4,479.36/6,176.16 = 2,906.88/x
  3. Step 3: Cross multiply
    4,479.36x = 6,176.16 × 2,906.88
  4. Step 4: Simplify right side
    4,479.36x = 17,953,355.98
  5. Step 5: Solve for x
    x = 17,953,355.98/4,479.36
  6. Step 6: Final answer
    x = 4,008.02

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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.