Home / 4,456.05-6,684.09-2,808.51

Finding the Fourth Proportional to 4,456.05, 6,684.09 and 2,808.51

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Solution

The fourth proportional to 4,456.05, 6,684.09 and 2,808.51 is: 4,212.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.05 : 6,684.09 = 2,808.51 : x
  2. Step 2: Convert to fraction form
    4,456.05/6,684.09 = 2,808.51/x
  3. Step 3: Cross multiply
    4,456.05x = 6,684.09 × 2,808.51
  4. Step 4: Simplify right side
    4,456.05x = 18,772,333.61
  5. Step 5: Solve for x
    x = 18,772,333.61/4,456.05
  6. Step 6: Final answer
    x = 4,212.77

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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.