Home / 8,776.96-12,115.37-5,794.13

Finding the Fourth Proportional to 8,776.96, 12,115.37 and 5,794.13

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Solution

The fourth proportional to 8,776.96, 12,115.37 and 5,794.13 is: 7,998.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.96 : 12,115.37 = 5,794.13 : x
  2. Step 2: Convert to fraction form
    8,776.96/12,115.37 = 5,794.13/x
  3. Step 3: Cross multiply
    8,776.96x = 12,115.37 × 5,794.13
  4. Step 4: Simplify right side
    8,776.96x = 70,198,073.55
  5. Step 5: Solve for x
    x = 70,198,073.55/8,776.96
  6. Step 6: Final answer
    x = 7,998.00

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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.