Home / 3,363.83-4,642.17-1,871.72

Finding the Fourth Proportional to 3,363.83, 4,642.17 and 1,871.72

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Solution

The fourth proportional to 3,363.83, 4,642.17 and 1,871.72 is: 2,583.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.83 : 4,642.17 = 1,871.72 : x
  2. Step 2: Convert to fraction form
    3,363.83/4,642.17 = 1,871.72/x
  3. Step 3: Cross multiply
    3,363.83x = 4,642.17 × 1,871.72
  4. Step 4: Simplify right side
    3,363.83x = 8,688,842.43
  5. Step 5: Solve for x
    x = 8,688,842.43/3,363.83
  6. Step 6: Final answer
    x = 2,583.02

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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.