Home / 10,205.26-15,301.58-6,691.01

Finding the Fourth Proportional to 10,205.26, 15,301.58 and 6,691.01

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Solution

The fourth proportional to 10,205.26, 15,301.58 and 6,691.01 is: 10,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.26 : 15,301.58 = 6,691.01 : x
  2. Step 2: Convert to fraction form
    10,205.26/15,301.58 = 6,691.01/x
  3. Step 3: Cross multiply
    10,205.26x = 15,301.58 × 6,691.01
  4. Step 4: Simplify right side
    10,205.26x = 102,382,914.83
  5. Step 5: Solve for x
    x = 102,382,914.83/10,205.26
  6. Step 6: Final answer
    x = 10,032.37

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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.