Home / 5,937.55-8,194.11-3,420.06

Finding the Fourth Proportional to 5,937.55, 8,194.11 and 3,420.06

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Solution

The fourth proportional to 5,937.55, 8,194.11 and 3,420.06 is: 4,719.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,937.55 : 8,194.11 = 3,420.06 : x
  2. Step 2: Convert to fraction form
    5,937.55/8,194.11 = 3,420.06/x
  3. Step 3: Cross multiply
    5,937.55x = 8,194.11 × 3,420.06
  4. Step 4: Simplify right side
    5,937.55x = 28,024,323.53
  5. Step 5: Solve for x
    x = 28,024,323.53/5,937.55
  6. Step 6: Final answer
    x = 4,719.84

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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.