Home / 3,355.29-4,630.89-2,508.79

Finding the Fourth Proportional to 3,355.29, 4,630.89 and 2,508.79

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Solution

The fourth proportional to 3,355.29, 4,630.89 and 2,508.79 is: 3,462.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.29 : 4,630.89 = 2,508.79 : x
  2. Step 2: Convert to fraction form
    3,355.29/4,630.89 = 2,508.79/x
  3. Step 3: Cross multiply
    3,355.29x = 4,630.89 × 2,508.79
  4. Step 4: Simplify right side
    3,355.29x = 11,617,937.04
  5. Step 5: Solve for x
    x = 11,617,937.04/3,355.29
  6. Step 6: Final answer
    x = 3,462.57

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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.