Home / 6,561.71-9,055.13-3,577.53

Finding the Fourth Proportional to 6,561.71, 9,055.13 and 3,577.53

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Solution

The fourth proportional to 6,561.71, 9,055.13 and 3,577.53 is: 4,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.71 : 9,055.13 = 3,577.53 : x
  2. Step 2: Convert to fraction form
    6,561.71/9,055.13 = 3,577.53/x
  3. Step 3: Cross multiply
    6,561.71x = 9,055.13 × 3,577.53
  4. Step 4: Simplify right side
    6,561.71x = 32,395,015.30
  5. Step 5: Solve for x
    x = 32,395,015.30/6,561.71
  6. Step 6: Final answer
    x = 4,936.98

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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.