Home / 7,826.68-11,723.46-5,349.88

Finding the Fourth Proportional to 7,826.68, 11,723.46 and 5,349.88

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Solution

The fourth proportional to 7,826.68, 11,723.46 and 5,349.88 is: 8,013.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.68 : 11,723.46 = 5,349.88 : x
  2. Step 2: Convert to fraction form
    7,826.68/11,723.46 = 5,349.88/x
  3. Step 3: Cross multiply
    7,826.68x = 11,723.46 × 5,349.88
  4. Step 4: Simplify right side
    7,826.68x = 62,719,104.18
  5. Step 5: Solve for x
    x = 62,719,104.18/7,826.68
  6. Step 6: Final answer
    x = 8,013.50

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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.