Home / 9,736.86-13,436.92-5,487.99

Finding the Fourth Proportional to 9,736.86, 13,436.92 and 5,487.99

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Solution

The fourth proportional to 9,736.86, 13,436.92 and 5,487.99 is: 7,573.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,736.86 : 13,436.92 = 5,487.99 : x
  2. Step 2: Convert to fraction form
    9,736.86/13,436.92 = 5,487.99/x
  3. Step 3: Cross multiply
    9,736.86x = 13,436.92 × 5,487.99
  4. Step 4: Simplify right side
    9,736.86x = 73,741,587.97
  5. Step 5: Solve for x
    x = 73,741,587.97/9,736.86
  6. Step 6: Final answer
    x = 7,573.45

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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.