Home / 6,758.70-9,329.85-4,106.96

Finding the Fourth Proportional to 6,758.70, 9,329.85 and 4,106.96

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Solution

The fourth proportional to 6,758.70, 9,329.85 and 4,106.96 is: 5,669.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.70 : 9,329.85 = 4,106.96 : x
  2. Step 2: Convert to fraction form
    6,758.70/9,329.85 = 4,106.96/x
  3. Step 3: Cross multiply
    6,758.70x = 9,329.85 × 4,106.96
  4. Step 4: Simplify right side
    6,758.70x = 38,317,320.76
  5. Step 5: Solve for x
    x = 38,317,320.76/6,758.70
  6. Step 6: Final answer
    x = 5,669.33

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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.