Home / 2,756.31-3,803.75-1,497.39

Finding the Fourth Proportional to 2,756.31, 3,803.75 and 1,497.39

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Solution

The fourth proportional to 2,756.31, 3,803.75 and 1,497.39 is: 2,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.31 : 3,803.75 = 1,497.39 : x
  2. Step 2: Convert to fraction form
    2,756.31/3,803.75 = 1,497.39/x
  3. Step 3: Cross multiply
    2,756.31x = 3,803.75 × 1,497.39
  4. Step 4: Simplify right side
    2,756.31x = 5,695,698.15
  5. Step 5: Solve for x
    x = 5,695,698.15/2,756.31
  6. Step 6: Final answer
    x = 2,066.42

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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.