Home / 2,145.08-3,217.54-606.04

Finding the Fourth Proportional to 2,145.08, 3,217.54 and 606.04

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Solution

The fourth proportional to 2,145.08, 3,217.54 and 606.04 is: 909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145.08 : 3,217.54 = 606.04 : x
  2. Step 2: Convert to fraction form
    2,145.08/3,217.54 = 606.04/x
  3. Step 3: Cross multiply
    2,145.08x = 3,217.54 × 606.04
  4. Step 4: Simplify right side
    2,145.08x = 1,949,957.94
  5. Step 5: Solve for x
    x = 1,949,957.94/2,145.08
  6. Step 6: Final answer
    x = 909.04

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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.