Home / 6,561.88-9,054.30-3,767.56

Finding the Fourth Proportional to 6,561.88, 9,054.30 and 3,767.56

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Solution

The fourth proportional to 6,561.88, 9,054.30 and 3,767.56 is: 5,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.88 : 9,054.30 = 3,767.56 : x
  2. Step 2: Convert to fraction form
    6,561.88/9,054.30 = 3,767.56/x
  3. Step 3: Cross multiply
    6,561.88x = 9,054.30 × 3,767.56
  4. Step 4: Simplify right side
    6,561.88x = 34,112,618.51
  5. Step 5: Solve for x
    x = 34,112,618.51/6,561.88
  6. Step 6: Final answer
    x = 5,198.60

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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.