Home / 3,363.92-4,641.70-1,871.86

Finding the Fourth Proportional to 3,363.92, 4,641.70 and 1,871.86

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Solution

The fourth proportional to 3,363.92, 4,641.70 and 1,871.86 is: 2,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.92 : 4,641.70 = 1,871.86 : x
  2. Step 2: Convert to fraction form
    3,363.92/4,641.70 = 1,871.86/x
  3. Step 3: Cross multiply
    3,363.92x = 4,641.70 × 1,871.86
  4. Step 4: Simplify right side
    3,363.92x = 8,688,612.56
  5. Step 5: Solve for x
    x = 8,688,612.56/3,363.92
  6. Step 6: Final answer
    x = 2,582.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.