Home / 9,162.94-13,736.71-6,381.40

Finding the Fourth Proportional to 9,162.94, 13,736.71 and 6,381.40

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Solution

The fourth proportional to 9,162.94, 13,736.71 and 6,381.40 is: 9,566.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.94 : 13,736.71 = 6,381.40 : x
  2. Step 2: Convert to fraction form
    9,162.94/13,736.71 = 6,381.40/x
  3. Step 3: Cross multiply
    9,162.94x = 13,736.71 × 6,381.40
  4. Step 4: Simplify right side
    9,162.94x = 87,659,441.19
  5. Step 5: Solve for x
    x = 87,659,441.19/9,162.94
  6. Step 6: Final answer
    x = 9,566.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.