Home / 6,536.79-9,805.58-2,154.29

Finding the Fourth Proportional to 6,536.79, 9,805.58 and 2,154.29

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Solution

The fourth proportional to 6,536.79, 9,805.58 and 2,154.29 is: 3,231.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,536.79 : 9,805.58 = 2,154.29 : x
  2. Step 2: Convert to fraction form
    6,536.79/9,805.58 = 2,154.29/x
  3. Step 3: Cross multiply
    6,536.79x = 9,805.58 × 2,154.29
  4. Step 4: Simplify right side
    6,536.79x = 21,124,003.14
  5. Step 5: Solve for x
    x = 21,124,003.14/6,536.79
  6. Step 6: Final answer
    x = 3,231.56

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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.