Home / 6,784.82-10,110.59-6,561.84

Finding the Fourth Proportional to 6,784.82, 10,110.59 and 6,561.84

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Solution

The fourth proportional to 6,784.82, 10,110.59 and 6,561.84 is: 9,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.82 : 10,110.59 = 6,561.84 : x
  2. Step 2: Convert to fraction form
    6,784.82/10,110.59 = 6,561.84/x
  3. Step 3: Cross multiply
    6,784.82x = 10,110.59 × 6,561.84
  4. Step 4: Simplify right side
    6,784.82x = 66,344,090.29
  5. Step 5: Solve for x
    x = 66,344,090.29/6,784.82
  6. Step 6: Final answer
    x = 9,778.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.