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Finding the Fourth Proportional to 5,449.88, 8,174.67 and 1,752.08

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Solution

The fourth proportional to 5,449.88, 8,174.67 and 1,752.08 is: 2,628.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.88 : 8,174.67 = 1,752.08 : x
  2. Step 2: Convert to fraction form
    5,449.88/8,174.67 = 1,752.08/x
  3. Step 3: Cross multiply
    5,449.88x = 8,174.67 × 1,752.08
  4. Step 4: Simplify right side
    5,449.88x = 14,322,675.81
  5. Step 5: Solve for x
    x = 14,322,675.81/5,449.88
  6. Step 6: Final answer
    x = 2,628.07

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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.