Home / 8,227.53-11,351.34-4,690.08

Finding the Fourth Proportional to 8,227.53, 11,351.34 and 4,690.08

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Solution

The fourth proportional to 8,227.53, 11,351.34 and 4,690.08 is: 6,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.53 : 11,351.34 = 4,690.08 : x
  2. Step 2: Convert to fraction form
    8,227.53/11,351.34 = 4,690.08/x
  3. Step 3: Cross multiply
    8,227.53x = 11,351.34 × 4,690.08
  4. Step 4: Simplify right side
    8,227.53x = 53,238,692.71
  5. Step 5: Solve for x
    x = 53,238,692.71/8,227.53
  6. Step 6: Final answer
    x = 6,470.80

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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.