Home / 6,561.21-9,052.85-4,008.32

Finding the Fourth Proportional to 6,561.21, 9,052.85 and 4,008.32

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Solution

The fourth proportional to 6,561.21, 9,052.85 and 4,008.32 is: 5,530.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.21 : 9,052.85 = 4,008.32 : x
  2. Step 2: Convert to fraction form
    6,561.21/9,052.85 = 4,008.32/x
  3. Step 3: Cross multiply
    6,561.21x = 9,052.85 × 4,008.32
  4. Step 4: Simplify right side
    6,561.21x = 36,286,684.47
  5. Step 5: Solve for x
    x = 36,286,684.47/6,561.21
  6. Step 6: Final answer
    x = 5,530.49

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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.