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Finding the Fourth Proportional to 7,792.27, 10,750.79 and 4,605.66

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Solution

The fourth proportional to 7,792.27, 10,750.79 and 4,605.66 is: 6,354.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792.27 : 10,750.79 = 4,605.66 : x
  2. Step 2: Convert to fraction form
    7,792.27/10,750.79 = 4,605.66/x
  3. Step 3: Cross multiply
    7,792.27x = 10,750.79 × 4,605.66
  4. Step 4: Simplify right side
    7,792.27x = 49,514,494.99
  5. Step 5: Solve for x
    x = 49,514,494.99/7,792.27
  6. Step 6: Final answer
    x = 6,354.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.