Home / 2,238.53-3,358.61-1,083.47

Finding the Fourth Proportional to 2,238.53, 3,358.61 and 1,083.47

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Solution

The fourth proportional to 2,238.53, 3,358.61 and 1,083.47 is: 1,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.53 : 3,358.61 = 1,083.47 : x
  2. Step 2: Convert to fraction form
    2,238.53/3,358.61 = 1,083.47/x
  3. Step 3: Cross multiply
    2,238.53x = 3,358.61 × 1,083.47
  4. Step 4: Simplify right side
    2,238.53x = 3,638,953.18
  5. Step 5: Solve for x
    x = 3,638,953.18/2,238.53
  6. Step 6: Final answer
    x = 1,625.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.