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Finding the Fourth Proportional to 4,294.64, 6,441.90 and 1,373.22

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Solution

The fourth proportional to 4,294.64, 6,441.90 and 1,373.22 is: 2,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.64 : 6,441.90 = 1,373.22 : x
  2. Step 2: Convert to fraction form
    4,294.64/6,441.90 = 1,373.22/x
  3. Step 3: Cross multiply
    4,294.64x = 6,441.90 × 1,373.22
  4. Step 4: Simplify right side
    4,294.64x = 8,846,145.92
  5. Step 5: Solve for x
    x = 8,846,145.92/4,294.64
  6. Step 6: Final answer
    x = 2,059.81

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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.