Home / 6,269.67-8,652.16-3,618.62

Finding the Fourth Proportional to 6,269.67, 8,652.16 and 3,618.62

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Solution

The fourth proportional to 6,269.67, 8,652.16 and 3,618.62 is: 4,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.67 : 8,652.16 = 3,618.62 : x
  2. Step 2: Convert to fraction form
    6,269.67/8,652.16 = 3,618.62/x
  3. Step 3: Cross multiply
    6,269.67x = 8,652.16 × 3,618.62
  4. Step 4: Simplify right side
    6,269.67x = 31,308,835.96
  5. Step 5: Solve for x
    x = 31,308,835.96/6,269.67
  6. Step 6: Final answer
    x = 4,993.70

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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.