Home / 10,357.26-14,289.36-7,967.97

Finding the Fourth Proportional to 10,357.26, 14,289.36 and 7,967.97

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Solution

The fourth proportional to 10,357.26, 14,289.36 and 7,967.97 is: 10,992.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.26 : 14,289.36 = 7,967.97 : x
  2. Step 2: Convert to fraction form
    10,357.26/14,289.36 = 7,967.97/x
  3. Step 3: Cross multiply
    10,357.26x = 14,289.36 × 7,967.97
  4. Step 4: Simplify right side
    10,357.26x = 113,857,191.80
  5. Step 5: Solve for x
    x = 113,857,191.80/10,357.26
  6. Step 6: Final answer
    x = 10,992.98

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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.