Home / 6,174.52-8,521.08-3,380.02

Finding the Fourth Proportional to 6,174.52, 8,521.08 and 3,380.02

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Solution

The fourth proportional to 6,174.52, 8,521.08 and 3,380.02 is: 4,664.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.52 : 8,521.08 = 3,380.02 : x
  2. Step 2: Convert to fraction form
    6,174.52/8,521.08 = 3,380.02/x
  3. Step 3: Cross multiply
    6,174.52x = 8,521.08 × 3,380.02
  4. Step 4: Simplify right side
    6,174.52x = 28,801,420.82
  5. Step 5: Solve for x
    x = 28,801,420.82/6,174.52
  6. Step 6: Final answer
    x = 4,664.56

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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.