Home / 8,253.82-11,390.28-4,717.02

Finding the Fourth Proportional to 8,253.82, 11,390.28 and 4,717.02

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Solution

The fourth proportional to 8,253.82, 11,390.28 and 4,717.02 is: 6,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.82 : 11,390.28 = 4,717.02 : x
  2. Step 2: Convert to fraction form
    8,253.82/11,390.28 = 4,717.02/x
  3. Step 3: Cross multiply
    8,253.82x = 11,390.28 × 4,717.02
  4. Step 4: Simplify right side
    8,253.82x = 53,728,121.61
  5. Step 5: Solve for x
    x = 53,728,121.61/8,253.82
  6. Step 6: Final answer
    x = 6,509.49

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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.