Home / 3,701.54-5,107.98-2,190.08

Finding the Fourth Proportional to 3,701.54, 5,107.98 and 2,190.08

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Solution

The fourth proportional to 3,701.54, 5,107.98 and 2,190.08 is: 3,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.54 : 5,107.98 = 2,190.08 : x
  2. Step 2: Convert to fraction form
    3,701.54/5,107.98 = 2,190.08/x
  3. Step 3: Cross multiply
    3,701.54x = 5,107.98 × 2,190.08
  4. Step 4: Simplify right side
    3,701.54x = 11,186,897.61
  5. Step 5: Solve for x
    x = 11,186,897.61/3,701.54
  6. Step 6: Final answer
    x = 3,022.23

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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.