Home / 2,237.91-3,088.26-1,243.19

Finding the Fourth Proportional to 2,237.91, 3,088.26 and 1,243.19

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Solution

The fourth proportional to 2,237.91, 3,088.26 and 1,243.19 is: 1,715.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.91 : 3,088.26 = 1,243.19 : x
  2. Step 2: Convert to fraction form
    2,237.91/3,088.26 = 1,243.19/x
  3. Step 3: Cross multiply
    2,237.91x = 3,088.26 × 1,243.19
  4. Step 4: Simplify right side
    2,237.91x = 3,839,293.95
  5. Step 5: Solve for x
    x = 3,839,293.95/2,237.91
  6. Step 6: Final answer
    x = 1,715.57

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Half scale
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Double scale
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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.