Home / 3,384.28-4,671.68-2,910.26

Finding the Fourth Proportional to 3,384.28, 4,671.68 and 2,910.26

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Solution

The fourth proportional to 3,384.28, 4,671.68 and 2,910.26 is: 4,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.28 : 4,671.68 = 2,910.26 : x
  2. Step 2: Convert to fraction form
    3,384.28/4,671.68 = 2,910.26/x
  3. Step 3: Cross multiply
    3,384.28x = 4,671.68 × 2,910.26
  4. Step 4: Simplify right side
    3,384.28x = 13,595,800.56
  5. Step 5: Solve for x
    x = 13,595,800.56/3,384.28
  6. Step 6: Final answer
    x = 4,017.34

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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.