Home / 4,642.15-6,969.41-2,695.75

Finding the Fourth Proportional to 4,642.15, 6,969.41 and 2,695.75

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Solution

The fourth proportional to 4,642.15, 6,969.41 and 2,695.75 is: 4,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.15 : 6,969.41 = 2,695.75 : x
  2. Step 2: Convert to fraction form
    4,642.15/6,969.41 = 2,695.75/x
  3. Step 3: Cross multiply
    4,642.15x = 6,969.41 × 2,695.75
  4. Step 4: Simplify right side
    4,642.15x = 18,787,773.53
  5. Step 5: Solve for x
    x = 18,787,773.53/4,642.15
  6. Step 6: Final answer
    x = 4,047.21

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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.