Home / 4,122.22-6,184.24-1,929.76

Finding the Fourth Proportional to 4,122.22, 6,184.24 and 1,929.76

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Solution

The fourth proportional to 4,122.22, 6,184.24 and 1,929.76 is: 2,895.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.22 : 6,184.24 = 1,929.76 : x
  2. Step 2: Convert to fraction form
    4,122.22/6,184.24 = 1,929.76/x
  3. Step 3: Cross multiply
    4,122.22x = 6,184.24 × 1,929.76
  4. Step 4: Simplify right side
    4,122.22x = 11,934,098.98
  5. Step 5: Solve for x
    x = 11,934,098.98/4,122.22
  6. Step 6: Final answer
    x = 2,895.07

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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.