Home / 3,827.75-5,740.87-1,053.71

Finding the Fourth Proportional to 3,827.75, 5,740.87 and 1,053.71

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Solution

The fourth proportional to 3,827.75, 5,740.87 and 1,053.71 is: 1,580.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.75 : 5,740.87 = 1,053.71 : x
  2. Step 2: Convert to fraction form
    3,827.75/5,740.87 = 1,053.71/x
  3. Step 3: Cross multiply
    3,827.75x = 5,740.87 × 1,053.71
  4. Step 4: Simplify right side
    3,827.75x = 6,049,212.13
  5. Step 5: Solve for x
    x = 6,049,212.13/3,827.75
  6. Step 6: Final answer
    x = 1,580.36

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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.