Home / 6,561.15-9,054.58-3,577.18

Finding the Fourth Proportional to 6,561.15, 9,054.58 and 3,577.18

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Solution

The fourth proportional to 6,561.15, 9,054.58 and 3,577.18 is: 4,936.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.15 : 9,054.58 = 3,577.18 : x
  2. Step 2: Convert to fraction form
    6,561.15/9,054.58 = 3,577.18/x
  3. Step 3: Cross multiply
    6,561.15x = 9,054.58 × 3,577.18
  4. Step 4: Simplify right side
    6,561.15x = 32,389,862.48
  5. Step 5: Solve for x
    x = 32,389,862.48/6,561.15
  6. Step 6: Final answer
    x = 4,936.61

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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.