Home / 2,829.74-3,903.47-1,767.11

Finding the Fourth Proportional to 2,829.74, 3,903.47 and 1,767.11

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Solution

The fourth proportional to 2,829.74, 3,903.47 and 1,767.11 is: 2,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.74 : 3,903.47 = 1,767.11 : x
  2. Step 2: Convert to fraction form
    2,829.74/3,903.47 = 1,767.11/x
  3. Step 3: Cross multiply
    2,829.74x = 3,903.47 × 1,767.11
  4. Step 4: Simplify right side
    2,829.74x = 6,897,860.87
  5. Step 5: Solve for x
    x = 6,897,860.87/2,829.74
  6. Step 6: Final answer
    x = 2,437.63

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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.