Home / 3,581.30-4,943.07-2,388.17

Finding the Fourth Proportional to 3,581.30, 4,943.07 and 2,388.17

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Solution

The fourth proportional to 3,581.30, 4,943.07 and 2,388.17 is: 3,296.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.30 : 4,943.07 = 2,388.17 : x
  2. Step 2: Convert to fraction form
    3,581.30/4,943.07 = 2,388.17/x
  3. Step 3: Cross multiply
    3,581.30x = 4,943.07 × 2,388.17
  4. Step 4: Simplify right side
    3,581.30x = 11,804,903.84
  5. Step 5: Solve for x
    x = 11,804,903.84/3,581.30
  6. Step 6: Final answer
    x = 3,296.26

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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.