Home / 11,530.26-15,901.11-8,553.51

Finding the Fourth Proportional to 11,530.26, 15,901.11 and 8,553.51

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Solution

The fourth proportional to 11,530.26, 15,901.11 and 8,553.51 is: 11,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530.26 : 15,901.11 = 8,553.51 : x
  2. Step 2: Convert to fraction form
    11,530.26/15,901.11 = 8,553.51/x
  3. Step 3: Cross multiply
    11,530.26x = 15,901.11 × 8,553.51
  4. Step 4: Simplify right side
    11,530.26x = 136,010,303.40
  5. Step 5: Solve for x
    x = 136,010,303.40/11,530.26
  6. Step 6: Final answer
    x = 11,795.94

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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.