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Finding the Fourth Proportional to 4,927.89, 7,394.16 and 2,462.91

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Solution

The fourth proportional to 4,927.89, 7,394.16 and 2,462.91 is: 3,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.89 : 7,394.16 = 2,462.91 : x
  2. Step 2: Convert to fraction form
    4,927.89/7,394.16 = 2,462.91/x
  3. Step 3: Cross multiply
    4,927.89x = 7,394.16 × 2,462.91
  4. Step 4: Simplify right side
    4,927.89x = 18,211,150.61
  5. Step 5: Solve for x
    x = 18,211,150.61/4,927.89
  6. Step 6: Final answer
    x = 3,695.53

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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.