Home / 3,527.62-4,890.40-3,340.36

Finding the Fourth Proportional to 3,527.62, 4,890.40 and 3,340.36

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Solution

The fourth proportional to 3,527.62, 4,890.40 and 3,340.36 is: 4,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.62 : 4,890.40 = 3,340.36 : x
  2. Step 2: Convert to fraction form
    3,527.62/4,890.40 = 3,340.36/x
  3. Step 3: Cross multiply
    3,527.62x = 4,890.40 × 3,340.36
  4. Step 4: Simplify right side
    3,527.62x = 16,335,696.54
  5. Step 5: Solve for x
    x = 16,335,696.54/3,527.62
  6. Step 6: Final answer
    x = 4,630.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.