Home / 4,108.78-6,164.01-1,511.74

Finding the Fourth Proportional to 4,108.78, 6,164.01 and 1,511.74

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Solution

The fourth proportional to 4,108.78, 6,164.01 and 1,511.74 is: 2,267.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.78 : 6,164.01 = 1,511.74 : x
  2. Step 2: Convert to fraction form
    4,108.78/6,164.01 = 1,511.74/x
  3. Step 3: Cross multiply
    4,108.78x = 6,164.01 × 1,511.74
  4. Step 4: Simplify right side
    4,108.78x = 9,318,380.48
  5. Step 5: Solve for x
    x = 9,318,380.48/4,108.78
  6. Step 6: Final answer
    x = 2,267.92

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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.