Home / 6,925.76-10,394.24-3,640.80

Finding the Fourth Proportional to 6,925.76, 10,394.24 and 3,640.80

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Solution

The fourth proportional to 6,925.76, 10,394.24 and 3,640.80 is: 5,464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.76 : 10,394.24 = 3,640.80 : x
  2. Step 2: Convert to fraction form
    6,925.76/10,394.24 = 3,640.80/x
  3. Step 3: Cross multiply
    6,925.76x = 10,394.24 × 3,640.80
  4. Step 4: Simplify right side
    6,925.76x = 37,843,348.99
  5. Step 5: Solve for x
    x = 37,843,348.99/6,925.76
  6. Step 6: Final answer
    x = 5,464.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.