Home / 2,902.16-4,004.94-1,575.83

Finding the Fourth Proportional to 2,902.16, 4,004.94 and 1,575.83

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Solution

The fourth proportional to 2,902.16, 4,004.94 and 1,575.83 is: 2,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.16 : 4,004.94 = 1,575.83 : x
  2. Step 2: Convert to fraction form
    2,902.16/4,004.94 = 1,575.83/x
  3. Step 3: Cross multiply
    2,902.16x = 4,004.94 × 1,575.83
  4. Step 4: Simplify right side
    2,902.16x = 6,311,104.60
  5. Step 5: Solve for x
    x = 6,311,104.60/2,902.16
  6. Step 6: Final answer
    x = 2,174.62

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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.