Home / 5,937.37-8,193.77-3,420.30

Finding the Fourth Proportional to 5,937.37, 8,193.77 and 3,420.30

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Solution

The fourth proportional to 5,937.37, 8,193.77 and 3,420.30 is: 4,720.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,937.37 : 8,193.77 = 3,420.30 : x
  2. Step 2: Convert to fraction form
    5,937.37/8,193.77 = 3,420.30/x
  3. Step 3: Cross multiply
    5,937.37x = 8,193.77 × 3,420.30
  4. Step 4: Simplify right side
    5,937.37x = 28,025,151.53
  5. Step 5: Solve for x
    x = 28,025,151.53/5,937.37
  6. Step 6: Final answer
    x = 4,720.13

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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.