Home / 6,785.76-9,364.36-4,133.18

Finding the Fourth Proportional to 6,785.76, 9,364.36 and 4,133.18

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Solution

The fourth proportional to 6,785.76, 9,364.36 and 4,133.18 is: 5,703.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.76 : 9,364.36 = 4,133.18 : x
  2. Step 2: Convert to fraction form
    6,785.76/9,364.36 = 4,133.18/x
  3. Step 3: Cross multiply
    6,785.76x = 9,364.36 × 4,133.18
  4. Step 4: Simplify right side
    6,785.76x = 38,704,553.62
  5. Step 5: Solve for x
    x = 38,704,553.62/6,785.76
  6. Step 6: Final answer
    x = 5,703.79

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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.