Home / 1,889.04-2,606.76-1,049.75

Finding the Fourth Proportional to 1,889.04, 2,606.76 and 1,049.75

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Solution

The fourth proportional to 1,889.04, 2,606.76 and 1,049.75 is: 1,448.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.04 : 2,606.76 = 1,049.75 : x
  2. Step 2: Convert to fraction form
    1,889.04/2,606.76 = 1,049.75/x
  3. Step 3: Cross multiply
    1,889.04x = 2,606.76 × 1,049.75
  4. Step 4: Simplify right side
    1,889.04x = 2,736,433.28
  5. Step 5: Solve for x
    x = 2,736,433.28/1,889.04
  6. Step 6: Final answer
    x = 1,448.58

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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.