Home / 8,534.66-11,777.78-4,997.16

Finding the Fourth Proportional to 8,534.66, 11,777.78 and 4,997.16

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Solution

The fourth proportional to 8,534.66, 11,777.78 and 4,997.16 is: 6,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534.66 : 11,777.78 = 4,997.16 : x
  2. Step 2: Convert to fraction form
    8,534.66/11,777.78 = 4,997.16/x
  3. Step 3: Cross multiply
    8,534.66x = 11,777.78 × 4,997.16
  4. Step 4: Simplify right side
    8,534.66x = 58,855,451.10
  5. Step 5: Solve for x
    x = 58,855,451.10/8,534.66
  6. Step 6: Final answer
    x = 6,896.05

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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.