Home / 4,103.20-6,155.88-1,181.74

Finding the Fourth Proportional to 4,103.20, 6,155.88 and 1,181.74

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Solution

The fourth proportional to 4,103.20, 6,155.88 and 1,181.74 is: 1,772.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.20 : 6,155.88 = 1,181.74 : x
  2. Step 2: Convert to fraction form
    4,103.20/6,155.88 = 1,181.74/x
  3. Step 3: Cross multiply
    4,103.20x = 6,155.88 × 1,181.74
  4. Step 4: Simplify right side
    4,103.20x = 7,274,649.63
  5. Step 5: Solve for x
    x = 7,274,649.63/4,103.20
  6. Step 6: Final answer
    x = 1,772.92

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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.