Home / 3,347.65-5,020.32-1,268.25

Finding the Fourth Proportional to 3,347.65, 5,020.32 and 1,268.25

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Solution

The fourth proportional to 3,347.65, 5,020.32 and 1,268.25 is: 1,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.65 : 5,020.32 = 1,268.25 : x
  2. Step 2: Convert to fraction form
    3,347.65/5,020.32 = 1,268.25/x
  3. Step 3: Cross multiply
    3,347.65x = 5,020.32 × 1,268.25
  4. Step 4: Simplify right side
    3,347.65x = 6,367,000.74
  5. Step 5: Solve for x
    x = 6,367,000.74/3,347.65
  6. Step 6: Final answer
    x = 1,901.93

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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.