Home / 11,352.26-15,666.49-7,101.96

Finding the Fourth Proportional to 11,352.26, 15,666.49 and 7,101.96

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Solution

The fourth proportional to 11,352.26, 15,666.49 and 7,101.96 is: 9,800.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.26 : 15,666.49 = 7,101.96 : x
  2. Step 2: Convert to fraction form
    11,352.26/15,666.49 = 7,101.96/x
  3. Step 3: Cross multiply
    11,352.26x = 15,666.49 × 7,101.96
  4. Step 4: Simplify right side
    11,352.26x = 111,262,783.62
  5. Step 5: Solve for x
    x = 111,262,783.62/11,352.26
  6. Step 6: Final answer
    x = 9,800.93

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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.