Home / 5,522.08-8,266.80-4,238.56

Finding the Fourth Proportional to 5,522.08, 8,266.80 and 4,238.56

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Solution

The fourth proportional to 5,522.08, 8,266.80 and 4,238.56 is: 6,345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.08 : 8,266.80 = 4,238.56 : x
  2. Step 2: Convert to fraction form
    5,522.08/8,266.80 = 4,238.56/x
  3. Step 3: Cross multiply
    5,522.08x = 8,266.80 × 4,238.56
  4. Step 4: Simplify right side
    5,522.08x = 35,039,327.81
  5. Step 5: Solve for x
    x = 35,039,327.81/5,522.08
  6. Step 6: Final answer
    x = 6,345.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.