Home / 2,239.06-3,089.76-1,244.28

Finding the Fourth Proportional to 2,239.06, 3,089.76 and 1,244.28

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Solution

The fourth proportional to 2,239.06, 3,089.76 and 1,244.28 is: 1,717.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.06 : 3,089.76 = 1,244.28 : x
  2. Step 2: Convert to fraction form
    2,239.06/3,089.76 = 1,244.28/x
  3. Step 3: Cross multiply
    2,239.06x = 3,089.76 × 1,244.28
  4. Step 4: Simplify right side
    2,239.06x = 3,844,522.71
  5. Step 5: Solve for x
    x = 3,844,522.71/2,239.06
  6. Step 6: Final answer
    x = 1,717.03

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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.