Home / 4,642.60-6,963.90-2,179.11

Finding the Fourth Proportional to 4,642.60, 6,963.90 and 2,179.11

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Solution

The fourth proportional to 4,642.60, 6,963.90 and 2,179.11 is: 3,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.60 : 6,963.90 = 2,179.11 : x
  2. Step 2: Convert to fraction form
    4,642.60/6,963.90 = 2,179.11/x
  3. Step 3: Cross multiply
    4,642.60x = 6,963.90 × 2,179.11
  4. Step 4: Simplify right side
    4,642.60x = 15,175,104.13
  5. Step 5: Solve for x
    x = 15,175,104.13/4,642.60
  6. Step 6: Final answer
    x = 3,268.67

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1.5x scale

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.