Home / 3,364.11-4,642.20-1,871.94

Finding the Fourth Proportional to 3,364.11, 4,642.20 and 1,871.94

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Solution

The fourth proportional to 3,364.11, 4,642.20 and 1,871.94 is: 2,583.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.11 : 4,642.20 = 1,871.94 : x
  2. Step 2: Convert to fraction form
    3,364.11/4,642.20 = 1,871.94/x
  3. Step 3: Cross multiply
    3,364.11x = 4,642.20 × 1,871.94
  4. Step 4: Simplify right side
    3,364.11x = 8,689,919.87
  5. Step 5: Solve for x
    x = 8,689,919.87/3,364.11
  6. Step 6: Final answer
    x = 2,583.13

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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.