Home / 10,785.60-16,180.71-6,107.82

Finding the Fourth Proportional to 10,785.60, 16,180.71 and 6,107.82

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Solution

The fourth proportional to 10,785.60, 16,180.71 and 6,107.82 is: 9,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.60 : 16,180.71 = 6,107.82 : x
  2. Step 2: Convert to fraction form
    10,785.60/16,180.71 = 6,107.82/x
  3. Step 3: Cross multiply
    10,785.60x = 16,180.71 × 6,107.82
  4. Step 4: Simplify right side
    10,785.60x = 98,828,864.15
  5. Step 5: Solve for x
    x = 98,828,864.15/10,785.60
  6. Step 6: Final answer
    x = 9,163.04

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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.