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Finding the Fourth Proportional to 7,617.92, 11,430.98 and 7,594.73

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Solution

The fourth proportional to 7,617.92, 11,430.98 and 7,594.73 is: 11,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.92 : 11,430.98 = 7,594.73 : x
  2. Step 2: Convert to fraction form
    7,617.92/11,430.98 = 7,594.73/x
  3. Step 3: Cross multiply
    7,617.92x = 11,430.98 × 7,594.73
  4. Step 4: Simplify right side
    7,617.92x = 86,815,268.61
  5. Step 5: Solve for x
    x = 86,815,268.61/7,617.92
  6. Step 6: Final answer
    x = 11,396.19

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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.