Home / 6,832.64-9,428.92-3,807.70

Finding the Fourth Proportional to 6,832.64, 9,428.92 and 3,807.70

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Solution

The fourth proportional to 6,832.64, 9,428.92 and 3,807.70 is: 5,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,832.64 : 9,428.92 = 3,807.70 : x
  2. Step 2: Convert to fraction form
    6,832.64/9,428.92 = 3,807.70/x
  3. Step 3: Cross multiply
    6,832.64x = 9,428.92 × 3,807.70
  4. Step 4: Simplify right side
    6,832.64x = 35,902,453.67
  5. Step 5: Solve for x
    x = 35,902,453.67/6,832.64
  6. Step 6: Final answer
    x = 5,254.55

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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.