Home / 6,561.51-9,054.76-3,577.37

Finding the Fourth Proportional to 6,561.51, 9,054.76 and 3,577.37

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Solution

The fourth proportional to 6,561.51, 9,054.76 and 3,577.37 is: 4,936.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.51 : 9,054.76 = 3,577.37 : x
  2. Step 2: Convert to fraction form
    6,561.51/9,054.76 = 3,577.37/x
  3. Step 3: Cross multiply
    6,561.51x = 9,054.76 × 3,577.37
  4. Step 4: Simplify right side
    6,561.51x = 32,392,163.62
  5. Step 5: Solve for x
    x = 32,392,163.62/6,561.51
  6. Step 6: Final answer
    x = 4,936.70

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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.