Home / 4,664.08-6,434.40-2,800

Finding the Fourth Proportional to 4,664.08, 6,434.40 and 2,800

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Solution

The fourth proportional to 4,664.08, 6,434.40 and 2,800 is: 3,862.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.08 : 6,434.40 = 2,800 : x
  2. Step 2: Convert to fraction form
    4,664.08/6,434.40 = 2,800/x
  3. Step 3: Cross multiply
    4,664.08x = 6,434.40 × 2,800
  4. Step 4: Simplify right side
    4,664.08x = 18,016,320
  5. Step 5: Solve for x
    x = 18,016,320/4,664.08
  6. Step 6: Final answer
    x = 3,862.78

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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.