Home / 3,429.28-4,752.31-3,363.64

Finding the Fourth Proportional to 3,429.28, 4,752.31 and 3,363.64

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Solution

The fourth proportional to 3,429.28, 4,752.31 and 3,363.64 is: 4,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.28 : 4,752.31 = 3,363.64 : x
  2. Step 2: Convert to fraction form
    3,429.28/4,752.31 = 3,363.64/x
  3. Step 3: Cross multiply
    3,429.28x = 4,752.31 × 3,363.64
  4. Step 4: Simplify right side
    3,429.28x = 15,985,060.01
  5. Step 5: Solve for x
    x = 15,985,060.01/3,429.28
  6. Step 6: Final answer
    x = 4,661.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.