Home / 2,889.09-4,332.02-1,244.79

Finding the Fourth Proportional to 2,889.09, 4,332.02 and 1,244.79

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Solution

The fourth proportional to 2,889.09, 4,332.02 and 1,244.79 is: 1,866.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.09 : 4,332.02 = 1,244.79 : x
  2. Step 2: Convert to fraction form
    2,889.09/4,332.02 = 1,244.79/x
  3. Step 3: Cross multiply
    2,889.09x = 4,332.02 × 1,244.79
  4. Step 4: Simplify right side
    2,889.09x = 5,392,448.95
  5. Step 5: Solve for x
    x = 5,392,448.95/2,889.09
  6. Step 6: Final answer
    x = 1,866.49

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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.