Home / 2,943.92-4,062.44-1,684.91

Finding the Fourth Proportional to 2,943.92, 4,062.44 and 1,684.91

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Solution

The fourth proportional to 2,943.92, 4,062.44 and 1,684.91 is: 2,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.92 : 4,062.44 = 1,684.91 : x
  2. Step 2: Convert to fraction form
    2,943.92/4,062.44 = 1,684.91/x
  3. Step 3: Cross multiply
    2,943.92x = 4,062.44 × 1,684.91
  4. Step 4: Simplify right side
    2,943.92x = 6,844,817.04
  5. Step 5: Solve for x
    x = 6,844,817.04/2,943.92
  6. Step 6: Final answer
    x = 2,325.07

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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.