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Finding the Fourth Proportional to 5,758.28, 8,625.54 and 5,343.08

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Solution

The fourth proportional to 5,758.28, 8,625.54 and 5,343.08 is: 8,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.28 : 8,625.54 = 5,343.08 : x
  2. Step 2: Convert to fraction form
    5,758.28/8,625.54 = 5,343.08/x
  3. Step 3: Cross multiply
    5,758.28x = 8,625.54 × 5,343.08
  4. Step 4: Simplify right side
    5,758.28x = 46,086,950.26
  5. Step 5: Solve for x
    x = 46,086,950.26/5,758.28
  6. Step 6: Final answer
    x = 8,003.60

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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.