Home / 3,548.20-5,328.23-2,217.10

Finding the Fourth Proportional to 3,548.20, 5,328.23 and 2,217.10

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Solution

The fourth proportional to 3,548.20, 5,328.23 and 2,217.10 is: 3,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.20 : 5,328.23 = 2,217.10 : x
  2. Step 2: Convert to fraction form
    3,548.20/5,328.23 = 2,217.10/x
  3. Step 3: Cross multiply
    3,548.20x = 5,328.23 × 2,217.10
  4. Step 4: Simplify right side
    3,548.20x = 11,813,192.09
  5. Step 5: Solve for x
    x = 11,813,192.09/3,548.20
  6. Step 6: Final answer
    x = 3,329.35

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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.