Home / 6,426.14-8,867.68-4,069.04

Finding the Fourth Proportional to 6,426.14, 8,867.68 and 4,069.04

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Solution

The fourth proportional to 6,426.14, 8,867.68 and 4,069.04 is: 5,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.14 : 8,867.68 = 4,069.04 : x
  2. Step 2: Convert to fraction form
    6,426.14/8,867.68 = 4,069.04/x
  3. Step 3: Cross multiply
    6,426.14x = 8,867.68 × 4,069.04
  4. Step 4: Simplify right side
    6,426.14x = 36,082,890.12
  5. Step 5: Solve for x
    x = 36,082,890.12/6,426.14
  6. Step 6: Final answer
    x = 5,615.02

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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.