Home / 11,556.05-15,947.31-6,250.87

Finding the Fourth Proportional to 11,556.05, 15,947.31 and 6,250.87

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Solution

The fourth proportional to 11,556.05, 15,947.31 and 6,250.87 is: 8,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.05 : 15,947.31 = 6,250.87 : x
  2. Step 2: Convert to fraction form
    11,556.05/15,947.31 = 6,250.87/x
  3. Step 3: Cross multiply
    11,556.05x = 15,947.31 × 6,250.87
  4. Step 4: Simplify right side
    11,556.05x = 99,684,561.66
  5. Step 5: Solve for x
    x = 99,684,561.66/11,556.05
  6. Step 6: Final answer
    x = 8,626.18

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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.