Home / 4,451.90-6,682.70-1,856.66

Finding the Fourth Proportional to 4,451.90, 6,682.70 and 1,856.66

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Solution

The fourth proportional to 4,451.90, 6,682.70 and 1,856.66 is: 2,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.90 : 6,682.70 = 1,856.66 : x
  2. Step 2: Convert to fraction form
    4,451.90/6,682.70 = 1,856.66/x
  3. Step 3: Cross multiply
    4,451.90x = 6,682.70 × 1,856.66
  4. Step 4: Simplify right side
    4,451.90x = 12,407,473.01
  5. Step 5: Solve for x
    x = 12,407,473.01/4,451.90
  6. Step 6: Final answer
    x = 2,787.01

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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.