Home / 8,262.72-11,403.36-4,727.10

Finding the Fourth Proportional to 8,262.72, 11,403.36 and 4,727.10

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Solution

The fourth proportional to 8,262.72, 11,403.36 and 4,727.10 is: 6,523.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.72 : 11,403.36 = 4,727.10 : x
  2. Step 2: Convert to fraction form
    8,262.72/11,403.36 = 4,727.10/x
  3. Step 3: Cross multiply
    8,262.72x = 11,403.36 × 4,727.10
  4. Step 4: Simplify right side
    8,262.72x = 53,904,823.06
  5. Step 5: Solve for x
    x = 53,904,823.06/8,262.72
  6. Step 6: Final answer
    x = 6,523.86

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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.