Home / 7,725.04-10,649.36-5,067.84

Finding the Fourth Proportional to 7,725.04, 10,649.36 and 5,067.84

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Solution

The fourth proportional to 7,725.04, 10,649.36 and 5,067.84 is: 6,986.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.04 : 10,649.36 = 5,067.84 : x
  2. Step 2: Convert to fraction form
    7,725.04/10,649.36 = 5,067.84/x
  3. Step 3: Cross multiply
    7,725.04x = 10,649.36 × 5,067.84
  4. Step 4: Simplify right side
    7,725.04x = 53,969,252.58
  5. Step 5: Solve for x
    x = 53,969,252.58/7,725.04
  6. Step 6: Final answer
    x = 6,986.27

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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.