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Finding the Fourth Proportional to 4,793.56, 7,191.44 and 1,506.64

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Solution

The fourth proportional to 4,793.56, 7,191.44 and 1,506.64 is: 2,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.56 : 7,191.44 = 1,506.64 : x
  2. Step 2: Convert to fraction form
    4,793.56/7,191.44 = 1,506.64/x
  3. Step 3: Cross multiply
    4,793.56x = 7,191.44 × 1,506.64
  4. Step 4: Simplify right side
    4,793.56x = 10,834,911.16
  5. Step 5: Solve for x
    x = 10,834,911.16/4,793.56
  6. Step 6: Final answer
    x = 2,260.31

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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.