Home / 3,439.92-4,746.36-2,043.12

Finding the Fourth Proportional to 3,439.92, 4,746.36 and 2,043.12

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Solution

The fourth proportional to 3,439.92, 4,746.36 and 2,043.12 is: 2,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.92 : 4,746.36 = 2,043.12 : x
  2. Step 2: Convert to fraction form
    3,439.92/4,746.36 = 2,043.12/x
  3. Step 3: Cross multiply
    3,439.92x = 4,746.36 × 2,043.12
  4. Step 4: Simplify right side
    3,439.92x = 9,697,383.04
  5. Step 5: Solve for x
    x = 9,697,383.04/3,439.92
  6. Step 6: Final answer
    x = 2,819.07

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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.