Home / 4,876.27-7,316.83-2,103.64

Finding the Fourth Proportional to 4,876.27, 7,316.83 and 2,103.64

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Solution

The fourth proportional to 4,876.27, 7,316.83 and 2,103.64 is: 3,156.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.27 : 7,316.83 = 2,103.64 : x
  2. Step 2: Convert to fraction form
    4,876.27/7,316.83 = 2,103.64/x
  3. Step 3: Cross multiply
    4,876.27x = 7,316.83 × 2,103.64
  4. Step 4: Simplify right side
    4,876.27x = 15,391,960.60
  5. Step 5: Solve for x
    x = 15,391,960.60/4,876.27
  6. Step 6: Final answer
    x = 3,156.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.