Home / 6,660.47-9,192.57-6,365.23

Finding the Fourth Proportional to 6,660.47, 9,192.57 and 6,365.23

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Solution

The fourth proportional to 6,660.47, 9,192.57 and 6,365.23 is: 8,785.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.47 : 9,192.57 = 6,365.23 : x
  2. Step 2: Convert to fraction form
    6,660.47/9,192.57 = 6,365.23/x
  3. Step 3: Cross multiply
    6,660.47x = 9,192.57 × 6,365.23
  4. Step 4: Simplify right side
    6,660.47x = 58,512,822.34
  5. Step 5: Solve for x
    x = 58,512,822.34/6,660.47
  6. Step 6: Final answer
    x = 8,785.09

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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.