Home / 6,835.40-10,252.71-2,155.30

Finding the Fourth Proportional to 6,835.40, 10,252.71 and 2,155.30

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Solution

The fourth proportional to 6,835.40, 10,252.71 and 2,155.30 is: 3,232.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.40 : 10,252.71 = 2,155.30 : x
  2. Step 2: Convert to fraction form
    6,835.40/10,252.71 = 2,155.30/x
  3. Step 3: Cross multiply
    6,835.40x = 10,252.71 × 2,155.30
  4. Step 4: Simplify right side
    6,835.40x = 22,097,659.97
  5. Step 5: Solve for x
    x = 22,097,659.97/6,835.40
  6. Step 6: Final answer
    x = 3,232.83

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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.