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Finding the Fourth Proportional to 7,668.11, 10,578.93 and 4,834.73

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Solution

The fourth proportional to 7,668.11, 10,578.93 and 4,834.73 is: 6,670.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668.11 : 10,578.93 = 4,834.73 : x
  2. Step 2: Convert to fraction form
    7,668.11/10,578.93 = 4,834.73/x
  3. Step 3: Cross multiply
    7,668.11x = 10,578.93 × 4,834.73
  4. Step 4: Simplify right side
    7,668.11x = 51,146,270.24
  5. Step 5: Solve for x
    x = 51,146,270.24/7,668.11
  6. Step 6: Final answer
    x = 6,670.00

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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.