Home / 7,069.14-9,757.16-4,086.83

Finding the Fourth Proportional to 7,069.14, 9,757.16 and 4,086.83

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Solution

The fourth proportional to 7,069.14, 9,757.16 and 4,086.83 is: 5,640.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.14 : 9,757.16 = 4,086.83 : x
  2. Step 2: Convert to fraction form
    7,069.14/9,757.16 = 4,086.83/x
  3. Step 3: Cross multiply
    7,069.14x = 9,757.16 × 4,086.83
  4. Step 4: Simplify right side
    7,069.14x = 39,875,854.20
  5. Step 5: Solve for x
    x = 39,875,854.20/7,069.14
  6. Step 6: Final answer
    x = 5,640.84

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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.