Home / 3,500.66-5,235.50-3,113.39

Finding the Fourth Proportional to 3,500.66, 5,235.50 and 3,113.39

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Solution

The fourth proportional to 3,500.66, 5,235.50 and 3,113.39 is: 4,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.66 : 5,235.50 = 3,113.39 : x
  2. Step 2: Convert to fraction form
    3,500.66/5,235.50 = 3,113.39/x
  3. Step 3: Cross multiply
    3,500.66x = 5,235.50 × 3,113.39
  4. Step 4: Simplify right side
    3,500.66x = 16,300,174.22
  5. Step 5: Solve for x
    x = 16,300,174.22/3,500.66
  6. Step 6: Final answer
    x = 4,656.31

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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.