Home / 6,561.16-9,841.68-2,664.64

Finding the Fourth Proportional to 6,561.16, 9,841.68 and 2,664.64

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Solution

The fourth proportional to 6,561.16, 9,841.68 and 2,664.64 is: 3,996.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.16 : 9,841.68 = 2,664.64 : x
  2. Step 2: Convert to fraction form
    6,561.16/9,841.68 = 2,664.64/x
  3. Step 3: Cross multiply
    6,561.16x = 9,841.68 × 2,664.64
  4. Step 4: Simplify right side
    6,561.16x = 26,224,534.20
  5. Step 5: Solve for x
    x = 26,224,534.20/6,561.16
  6. Step 6: Final answer
    x = 3,996.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.