Home / 4,026.47-5,550.69-2,827.80

Finding the Fourth Proportional to 4,026.47, 5,550.69 and 2,827.80

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Solution

The fourth proportional to 4,026.47, 5,550.69 and 2,827.80 is: 3,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,026.47 : 5,550.69 = 2,827.80 : x
  2. Step 2: Convert to fraction form
    4,026.47/5,550.69 = 2,827.80/x
  3. Step 3: Cross multiply
    4,026.47x = 5,550.69 × 2,827.80
  4. Step 4: Simplify right side
    4,026.47x = 15,696,251.79
  5. Step 5: Solve for x
    x = 15,696,251.79/4,026.47
  6. Step 6: Final answer
    x = 3,898.27

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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.