Home / 2,237.89-3,088.29-1,243.14

Finding the Fourth Proportional to 2,237.89, 3,088.29 and 1,243.14

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Solution

The fourth proportional to 2,237.89, 3,088.29 and 1,243.14 is: 1,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.89 : 3,088.29 = 1,243.14 : x
  2. Step 2: Convert to fraction form
    2,237.89/3,088.29 = 1,243.14/x
  3. Step 3: Cross multiply
    2,237.89x = 3,088.29 × 1,243.14
  4. Step 4: Simplify right side
    2,237.89x = 3,839,176.83
  5. Step 5: Solve for x
    x = 3,839,176.83/2,237.89
  6. Step 6: Final answer
    x = 1,715.54

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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.