Home / 2,264.70-3,125.56-1,269.79

Finding the Fourth Proportional to 2,264.70, 3,125.56 and 1,269.79

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Solution

The fourth proportional to 2,264.70, 3,125.56 and 1,269.79 is: 1,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.70 : 3,125.56 = 1,269.79 : x
  2. Step 2: Convert to fraction form
    2,264.70/3,125.56 = 1,269.79/x
  3. Step 3: Cross multiply
    2,264.70x = 3,125.56 × 1,269.79
  4. Step 4: Simplify right side
    2,264.70x = 3,968,804.83
  5. Step 5: Solve for x
    x = 3,968,804.83/2,264.70
  6. Step 6: Final answer
    x = 1,752.46

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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.