Home / 3,124.96-4,311.98-2,369.16

Finding the Fourth Proportional to 3,124.96, 4,311.98 and 2,369.16

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Solution

The fourth proportional to 3,124.96, 4,311.98 and 2,369.16 is: 3,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.96 : 4,311.98 = 2,369.16 : x
  2. Step 2: Convert to fraction form
    3,124.96/4,311.98 = 2,369.16/x
  3. Step 3: Cross multiply
    3,124.96x = 4,311.98 × 2,369.16
  4. Step 4: Simplify right side
    3,124.96x = 10,215,767.58
  5. Step 5: Solve for x
    x = 10,215,767.58/3,124.96
  6. Step 6: Final answer
    x = 3,269.09

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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.