Home / 6,268.70-8,650.50-3,616.16

Finding the Fourth Proportional to 6,268.70, 8,650.50 and 3,616.16

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Solution

The fourth proportional to 6,268.70, 8,650.50 and 3,616.16 is: 4,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.70 : 8,650.50 = 3,616.16 : x
  2. Step 2: Convert to fraction form
    6,268.70/8,650.50 = 3,616.16/x
  3. Step 3: Cross multiply
    6,268.70x = 8,650.50 × 3,616.16
  4. Step 4: Simplify right side
    6,268.70x = 31,281,592.08
  5. Step 5: Solve for x
    x = 31,281,592.08/6,268.70
  6. Step 6: Final answer
    x = 4,990.12

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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.