Home / 11,135.26-15,352.50-7,952.37

Finding the Fourth Proportional to 11,135.26, 15,352.50 and 7,952.37

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Solution

The fourth proportional to 11,135.26, 15,352.50 and 7,952.37 is: 10,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.26 : 15,352.50 = 7,952.37 : x
  2. Step 2: Convert to fraction form
    11,135.26/15,352.50 = 7,952.37/x
  3. Step 3: Cross multiply
    11,135.26x = 15,352.50 × 7,952.37
  4. Step 4: Simplify right side
    11,135.26x = 122,088,760.43
  5. Step 5: Solve for x
    x = 122,088,760.43/11,135.26
  6. Step 6: Final answer
    x = 10,964.16

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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.