Home / 6,269.80-8,651.68-3,475.12

Finding the Fourth Proportional to 6,269.80, 8,651.68 and 3,475.12

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Solution

The fourth proportional to 6,269.80, 8,651.68 and 3,475.12 is: 4,795.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.80 : 8,651.68 = 3,475.12 : x
  2. Step 2: Convert to fraction form
    6,269.80/8,651.68 = 3,475.12/x
  3. Step 3: Cross multiply
    6,269.80x = 8,651.68 × 3,475.12
  4. Step 4: Simplify right side
    6,269.80x = 30,065,626.20
  5. Step 5: Solve for x
    x = 30,065,626.20/6,269.80
  6. Step 6: Final answer
    x = 4,795.31

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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.