Home / 3,426.60-4,728.78-2,029.08

Finding the Fourth Proportional to 3,426.60, 4,728.78 and 2,029.08

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Solution

The fourth proportional to 3,426.60, 4,728.78 and 2,029.08 is: 2,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.60 : 4,728.78 = 2,029.08 : x
  2. Step 2: Convert to fraction form
    3,426.60/4,728.78 = 2,029.08/x
  3. Step 3: Cross multiply
    3,426.60x = 4,728.78 × 2,029.08
  4. Step 4: Simplify right side
    3,426.60x = 9,595,072.92
  5. Step 5: Solve for x
    x = 9,595,072.92/3,426.60
  6. Step 6: Final answer
    x = 2,800.17

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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.