Home / 6,561.36-9,054.80-3,577.32

Finding the Fourth Proportional to 6,561.36, 9,054.80 and 3,577.32

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Solution

The fourth proportional to 6,561.36, 9,054.80 and 3,577.32 is: 4,936.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.36 : 9,054.80 = 3,577.32 : x
  2. Step 2: Convert to fraction form
    6,561.36/9,054.80 = 3,577.32/x
  3. Step 3: Cross multiply
    6,561.36x = 9,054.80 × 3,577.32
  4. Step 4: Simplify right side
    6,561.36x = 32,391,917.14
  5. Step 5: Solve for x
    x = 32,391,917.14/6,561.36
  6. Step 6: Final answer
    x = 4,936.77

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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.