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Finding the Fourth Proportional to 7,605.03, 10,499.88 and 6,806.97

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Solution

The fourth proportional to 7,605.03, 10,499.88 and 6,806.97 is: 9,398.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.03 : 10,499.88 = 6,806.97 : x
  2. Step 2: Convert to fraction form
    7,605.03/10,499.88 = 6,806.97/x
  3. Step 3: Cross multiply
    7,605.03x = 10,499.88 × 6,806.97
  4. Step 4: Simplify right side
    7,605.03x = 71,472,368.16
  5. Step 5: Solve for x
    x = 71,472,368.16/7,605.03
  6. Step 6: Final answer
    x = 9,398.04

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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.