Home / 4,396.86-6,597.98-3,986.72

Finding the Fourth Proportional to 4,396.86, 6,597.98 and 3,986.72

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Solution

The fourth proportional to 4,396.86, 6,597.98 and 3,986.72 is: 5,982.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,396.86 : 6,597.98 = 3,986.72 : x
  2. Step 2: Convert to fraction form
    4,396.86/6,597.98 = 3,986.72/x
  3. Step 3: Cross multiply
    4,396.86x = 6,597.98 × 3,986.72
  4. Step 4: Simplify right side
    4,396.86x = 26,304,298.83
  5. Step 5: Solve for x
    x = 26,304,298.83/4,396.86
  6. Step 6: Final answer
    x = 5,982.52

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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.