Home / 3,360.11-4,636.85-1,943.76

Finding the Fourth Proportional to 3,360.11, 4,636.85 and 1,943.76

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Solution

The fourth proportional to 3,360.11, 4,636.85 and 1,943.76 is: 2,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.11 : 4,636.85 = 1,943.76 : x
  2. Step 2: Convert to fraction form
    3,360.11/4,636.85 = 1,943.76/x
  3. Step 3: Cross multiply
    3,360.11x = 4,636.85 × 1,943.76
  4. Step 4: Simplify right side
    3,360.11x = 9,012,913.84
  5. Step 5: Solve for x
    x = 9,012,913.84/3,360.11
  6. Step 6: Final answer
    x = 2,682.33

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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.