Home / 4,098.12-6,150.84-1,908.30

Finding the Fourth Proportional to 4,098.12, 6,150.84 and 1,908.30

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Solution

The fourth proportional to 4,098.12, 6,150.84 and 1,908.30 is: 2,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.12 : 6,150.84 = 1,908.30 : x
  2. Step 2: Convert to fraction form
    4,098.12/6,150.84 = 1,908.30/x
  3. Step 3: Cross multiply
    4,098.12x = 6,150.84 × 1,908.30
  4. Step 4: Simplify right side
    4,098.12x = 11,737,647.97
  5. Step 5: Solve for x
    x = 11,737,647.97/4,098.12
  6. Step 6: Final answer
    x = 2,864.15

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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.