Home / 3,641.17-5,021.71-3,076.76

Finding the Fourth Proportional to 3,641.17, 5,021.71 and 3,076.76

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Solution

The fourth proportional to 3,641.17, 5,021.71 and 3,076.76 is: 4,243.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.17 : 5,021.71 = 3,076.76 : x
  2. Step 2: Convert to fraction form
    3,641.17/5,021.71 = 3,076.76/x
  3. Step 3: Cross multiply
    3,641.17x = 5,021.71 × 3,076.76
  4. Step 4: Simplify right side
    3,641.17x = 15,450,618.63
  5. Step 5: Solve for x
    x = 15,450,618.63/3,641.17
  6. Step 6: Final answer
    x = 4,243.31

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1.5x scale

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.