Home / 5,876.28-8,110.63-3,776.76

Finding the Fourth Proportional to 5,876.28, 8,110.63 and 3,776.76

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Solution

The fourth proportional to 5,876.28, 8,110.63 and 3,776.76 is: 5,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.28 : 8,110.63 = 3,776.76 : x
  2. Step 2: Convert to fraction form
    5,876.28/8,110.63 = 3,776.76/x
  3. Step 3: Cross multiply
    5,876.28x = 8,110.63 × 3,776.76
  4. Step 4: Simplify right side
    5,876.28x = 30,631,884.08
  5. Step 5: Solve for x
    x = 30,631,884.08/5,876.28
  6. Step 6: Final answer
    x = 5,212.80

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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.