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Finding the Fourth Proportional to 4,888.80, 7,330.46 and 1,601.64

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Solution

The fourth proportional to 4,888.80, 7,330.46 and 1,601.64 is: 2,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.80 : 7,330.46 = 1,601.64 : x
  2. Step 2: Convert to fraction form
    4,888.80/7,330.46 = 1,601.64/x
  3. Step 3: Cross multiply
    4,888.80x = 7,330.46 × 1,601.64
  4. Step 4: Simplify right side
    4,888.80x = 11,740,749.95
  5. Step 5: Solve for x
    x = 11,740,749.95/4,888.80
  6. Step 6: Final answer
    x = 2,401.56

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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.