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Finding the Fourth Proportional to 4,935.47, 7,403.01 and 1,237.73

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Solution

The fourth proportional to 4,935.47, 7,403.01 and 1,237.73 is: 1,856.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.47 : 7,403.01 = 1,237.73 : x
  2. Step 2: Convert to fraction form
    4,935.47/7,403.01 = 1,237.73/x
  3. Step 3: Cross multiply
    4,935.47x = 7,403.01 × 1,237.73
  4. Step 4: Simplify right side
    4,935.47x = 9,162,890.55
  5. Step 5: Solve for x
    x = 9,162,890.55/4,935.47
  6. Step 6: Final answer
    x = 1,856.54

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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.