Home / 8,533.80-11,777.10-4,997.28

Finding the Fourth Proportional to 8,533.80, 11,777.10 and 4,997.28

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Solution

The fourth proportional to 8,533.80, 11,777.10 and 4,997.28 is: 6,896.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.80 : 11,777.10 = 4,997.28 : x
  2. Step 2: Convert to fraction form
    8,533.80/11,777.10 = 4,997.28/x
  3. Step 3: Cross multiply
    8,533.80x = 11,777.10 × 4,997.28
  4. Step 4: Simplify right side
    8,533.80x = 58,853,466.29
  5. Step 5: Solve for x
    x = 58,853,466.29/8,533.80
  6. Step 6: Final answer
    x = 6,896.51

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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.