Home / 4,144.08-6,207.76-1,919.76

Finding the Fourth Proportional to 4,144.08, 6,207.76 and 1,919.76

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Solution

The fourth proportional to 4,144.08, 6,207.76 and 1,919.76 is: 2,875.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.08 : 6,207.76 = 1,919.76 : x
  2. Step 2: Convert to fraction form
    4,144.08/6,207.76 = 1,919.76/x
  3. Step 3: Cross multiply
    4,144.08x = 6,207.76 × 1,919.76
  4. Step 4: Simplify right side
    4,144.08x = 11,917,409.34
  5. Step 5: Solve for x
    x = 11,917,409.34/4,144.08
  6. Step 6: Final answer
    x = 2,875.77

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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.