Home / 3,904.73-5,389.02-2,226.74

Finding the Fourth Proportional to 3,904.73, 5,389.02 and 2,226.74

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Solution

The fourth proportional to 3,904.73, 5,389.02 and 2,226.74 is: 3,073.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.73 : 5,389.02 = 2,226.74 : x
  2. Step 2: Convert to fraction form
    3,904.73/5,389.02 = 2,226.74/x
  3. Step 3: Cross multiply
    3,904.73x = 5,389.02 × 2,226.74
  4. Step 4: Simplify right side
    3,904.73x = 11,999,946.39
  5. Step 5: Solve for x
    x = 11,999,946.39/3,904.73
  6. Step 6: Final answer
    x = 3,073.18

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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.