Home / 5,318.56-7,337.48-3,194.21

Finding the Fourth Proportional to 5,318.56, 7,337.48 and 3,194.21

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Solution

The fourth proportional to 5,318.56, 7,337.48 and 3,194.21 is: 4,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.56 : 7,337.48 = 3,194.21 : x
  2. Step 2: Convert to fraction form
    5,318.56/7,337.48 = 3,194.21/x
  3. Step 3: Cross multiply
    5,318.56x = 7,337.48 × 3,194.21
  4. Step 4: Simplify right side
    5,318.56x = 23,437,478.32
  5. Step 5: Solve for x
    x = 23,437,478.32/5,318.56
  6. Step 6: Final answer
    x = 4,406.74

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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.