Home / 6,535.25-9,799.62-2,151.20

Finding the Fourth Proportional to 6,535.25, 9,799.62 and 2,151.20

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Solution

The fourth proportional to 6,535.25, 9,799.62 and 2,151.20 is: 3,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.25 : 9,799.62 = 2,151.20 : x
  2. Step 2: Convert to fraction form
    6,535.25/9,799.62 = 2,151.20/x
  3. Step 3: Cross multiply
    6,535.25x = 9,799.62 × 2,151.20
  4. Step 4: Simplify right side
    6,535.25x = 21,080,893.55
  5. Step 5: Solve for x
    x = 21,080,893.55/6,535.25
  6. Step 6: Final answer
    x = 3,225.72

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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.