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Finding the Fourth Proportional to 5,601.18, 8,393.52 and 4,986.06

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Solution

The fourth proportional to 5,601.18, 8,393.52 and 4,986.06 is: 7,471.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.18 : 8,393.52 = 4,986.06 : x
  2. Step 2: Convert to fraction form
    5,601.18/8,393.52 = 4,986.06/x
  3. Step 3: Cross multiply
    5,601.18x = 8,393.52 × 4,986.06
  4. Step 4: Simplify right side
    5,601.18x = 41,850,594.33
  5. Step 5: Solve for x
    x = 41,850,594.33/5,601.18
  6. Step 6: Final answer
    x = 7,471.75

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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.