Home / 5,436.74-7,504.18-3,199.34

Finding the Fourth Proportional to 5,436.74, 7,504.18 and 3,199.34

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Solution

The fourth proportional to 5,436.74, 7,504.18 and 3,199.34 is: 4,415.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.74 : 7,504.18 = 3,199.34 : x
  2. Step 2: Convert to fraction form
    5,436.74/7,504.18 = 3,199.34/x
  3. Step 3: Cross multiply
    5,436.74x = 7,504.18 × 3,199.34
  4. Step 4: Simplify right side
    5,436.74x = 24,008,385.72
  5. Step 5: Solve for x
    x = 24,008,385.72/5,436.74
  6. Step 6: Final answer
    x = 4,415.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.