Home / 11,564.14-15,956.80-6,782.27

Finding the Fourth Proportional to 11,564.14, 15,956.80 and 6,782.27

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Solution

The fourth proportional to 11,564.14, 15,956.80 and 6,782.27 is: 9,358.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,564.14 : 15,956.80 = 6,782.27 : x
  2. Step 2: Convert to fraction form
    11,564.14/15,956.80 = 6,782.27/x
  3. Step 3: Cross multiply
    11,564.14x = 15,956.80 × 6,782.27
  4. Step 4: Simplify right side
    11,564.14x = 108,223,292.02
  5. Step 5: Solve for x
    x = 108,223,292.02/11,564.14
  6. Step 6: Final answer
    x = 9,358.53

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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.