Home / 3,810.04-5,257.38-2,238.10

Finding the Fourth Proportional to 3,810.04, 5,257.38 and 2,238.10

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Solution

The fourth proportional to 3,810.04, 5,257.38 and 2,238.10 is: 3,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.04 : 5,257.38 = 2,238.10 : x
  2. Step 2: Convert to fraction form
    3,810.04/5,257.38 = 2,238.10/x
  3. Step 3: Cross multiply
    3,810.04x = 5,257.38 × 2,238.10
  4. Step 4: Simplify right side
    3,810.04x = 11,766,542.18
  5. Step 5: Solve for x
    x = 11,766,542.18/3,810.04
  6. Step 6: Final answer
    x = 3,088.30

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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.