Home / 2,174.61-3,249.48-1,475.45

Finding the Fourth Proportional to 2,174.61, 3,249.48 and 1,475.45

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Solution

The fourth proportional to 2,174.61, 3,249.48 and 1,475.45 is: 2,204.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.61 : 3,249.48 = 1,475.45 : x
  2. Step 2: Convert to fraction form
    2,174.61/3,249.48 = 1,475.45/x
  3. Step 3: Cross multiply
    2,174.61x = 3,249.48 × 1,475.45
  4. Step 4: Simplify right side
    2,174.61x = 4,794,429.02
  5. Step 5: Solve for x
    x = 4,794,429.02/2,174.61
  6. Step 6: Final answer
    x = 2,204.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.