Home / 4,876.96-7,309.68-2,567.20

Finding the Fourth Proportional to 4,876.96, 7,309.68 and 2,567.20

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Solution

The fourth proportional to 4,876.96, 7,309.68 and 2,567.20 is: 3,847.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.96 : 7,309.68 = 2,567.20 : x
  2. Step 2: Convert to fraction form
    4,876.96/7,309.68 = 2,567.20/x
  3. Step 3: Cross multiply
    4,876.96x = 7,309.68 × 2,567.20
  4. Step 4: Simplify right side
    4,876.96x = 18,765,410.50
  5. Step 5: Solve for x
    x = 18,765,410.50/4,876.96
  6. Step 6: Final answer
    x = 3,847.77

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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.