Home / 4,651.19-6,970.85-2,180.57

Finding the Fourth Proportional to 4,651.19, 6,970.85 and 2,180.57

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Solution

The fourth proportional to 4,651.19, 6,970.85 and 2,180.57 is: 3,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.19 : 6,970.85 = 2,180.57 : x
  2. Step 2: Convert to fraction form
    4,651.19/6,970.85 = 2,180.57/x
  3. Step 3: Cross multiply
    4,651.19x = 6,970.85 × 2,180.57
  4. Step 4: Simplify right side
    4,651.19x = 15,200,380.63
  5. Step 5: Solve for x
    x = 15,200,380.63/4,651.19
  6. Step 6: Final answer
    x = 3,268.07

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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.