Home / 6,785.51-9,364.21-3,800.66

Finding the Fourth Proportional to 6,785.51, 9,364.21 and 3,800.66

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Solution

The fourth proportional to 6,785.51, 9,364.21 and 3,800.66 is: 5,245.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.51 : 9,364.21 = 3,800.66 : x
  2. Step 2: Convert to fraction form
    6,785.51/9,364.21 = 3,800.66/x
  3. Step 3: Cross multiply
    6,785.51x = 9,364.21 × 3,800.66
  4. Step 4: Simplify right side
    6,785.51x = 35,590,122.06
  5. Step 5: Solve for x
    x = 35,590,122.06/6,785.51
  6. Step 6: Final answer
    x = 5,245.02

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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.