Home / 5,677.77-8,500.24-3,600.12

Finding the Fourth Proportional to 5,677.77, 8,500.24 and 3,600.12

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Solution

The fourth proportional to 5,677.77, 8,500.24 and 3,600.12 is: 5,389.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.77 : 8,500.24 = 3,600.12 : x
  2. Step 2: Convert to fraction form
    5,677.77/8,500.24 = 3,600.12/x
  3. Step 3: Cross multiply
    5,677.77x = 8,500.24 × 3,600.12
  4. Step 4: Simplify right side
    5,677.77x = 30,601,884.03
  5. Step 5: Solve for x
    x = 30,601,884.03/5,677.77
  6. Step 6: Final answer
    x = 5,389.77

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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.