Home / 9,736.95-13,438.23-6,382.59

Finding the Fourth Proportional to 9,736.95, 13,438.23 and 6,382.59

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Solution

The fourth proportional to 9,736.95, 13,438.23 and 6,382.59 is: 8,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,736.95 : 13,438.23 = 6,382.59 : x
  2. Step 2: Convert to fraction form
    9,736.95/13,438.23 = 6,382.59/x
  3. Step 3: Cross multiply
    9,736.95x = 13,438.23 × 6,382.59
  4. Step 4: Simplify right side
    9,736.95x = 85,770,712.42
  5. Step 5: Solve for x
    x = 85,770,712.42/9,736.95
  6. Step 6: Final answer
    x = 8,808.79

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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.