Home / 6,869.25-9,479.57-3,725.44

Finding the Fourth Proportional to 6,869.25, 9,479.57 and 3,725.44

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Solution

The fourth proportional to 6,869.25, 9,479.57 and 3,725.44 is: 5,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869.25 : 9,479.57 = 3,725.44 : x
  2. Step 2: Convert to fraction form
    6,869.25/9,479.57 = 3,725.44/x
  3. Step 3: Cross multiply
    6,869.25x = 9,479.57 × 3,725.44
  4. Step 4: Simplify right side
    6,869.25x = 35,315,526.93
  5. Step 5: Solve for x
    x = 35,315,526.93/6,869.25
  6. Step 6: Final answer
    x = 5,141.10

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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.