Home / 9,725.88-14,554.26-7,122.36

Finding the Fourth Proportional to 9,725.88, 14,554.26 and 7,122.36

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Solution

The fourth proportional to 9,725.88, 14,554.26 and 7,122.36 is: 10,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725.88 : 14,554.26 = 7,122.36 : x
  2. Step 2: Convert to fraction form
    9,725.88/14,554.26 = 7,122.36/x
  3. Step 3: Cross multiply
    9,725.88x = 14,554.26 × 7,122.36
  4. Step 4: Simplify right side
    9,725.88x = 103,660,679.25
  5. Step 5: Solve for x
    x = 103,660,679.25/9,725.88
  6. Step 6: Final answer
    x = 10,658.23

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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.