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Finding the Fourth Proportional to 7,699.52, 11,597.74 and 7,010.56

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Solution

The fourth proportional to 7,699.52, 11,597.74 and 7,010.56 is: 10,559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699.52 : 11,597.74 = 7,010.56 : x
  2. Step 2: Convert to fraction form
    7,699.52/11,597.74 = 7,010.56/x
  3. Step 3: Cross multiply
    7,699.52x = 11,597.74 × 7,010.56
  4. Step 4: Simplify right side
    7,699.52x = 81,306,652.13
  5. Step 5: Solve for x
    x = 81,306,652.13/7,699.52
  6. Step 6: Final answer
    x = 10,559.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.