Home / 3,076.72-4,246.02-2,329.36

Finding the Fourth Proportional to 3,076.72, 4,246.02 and 2,329.36

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Solution

The fourth proportional to 3,076.72, 4,246.02 and 2,329.36 is: 3,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.72 : 4,246.02 = 2,329.36 : x
  2. Step 2: Convert to fraction form
    3,076.72/4,246.02 = 2,329.36/x
  3. Step 3: Cross multiply
    3,076.72x = 4,246.02 × 2,329.36
  4. Step 4: Simplify right side
    3,076.72x = 9,890,509.15
  5. Step 5: Solve for x
    x = 9,890,509.15/3,076.72
  6. Step 6: Final answer
    x = 3,214.63

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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.