Home / 3,124.14-4,311.60-2,376.96

Finding the Fourth Proportional to 3,124.14, 4,311.60 and 2,376.96

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Solution

The fourth proportional to 3,124.14, 4,311.60 and 2,376.96 is: 3,280.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.14 : 4,311.60 = 2,376.96 : x
  2. Step 2: Convert to fraction form
    3,124.14/4,311.60 = 2,376.96/x
  3. Step 3: Cross multiply
    3,124.14x = 4,311.60 × 2,376.96
  4. Step 4: Simplify right side
    3,124.14x = 10,248,500.74
  5. Step 5: Solve for x
    x = 10,248,500.74/3,124.14
  6. Step 6: Final answer
    x = 3,280.42

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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.