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Finding the Fourth Proportional to 6,810.44, 9,393.62 and 6,581.84

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Solution

The fourth proportional to 6,810.44, 9,393.62 and 6,581.84 is: 9,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.44 : 9,393.62 = 6,581.84 : x
  2. Step 2: Convert to fraction form
    6,810.44/9,393.62 = 6,581.84/x
  3. Step 3: Cross multiply
    6,810.44x = 9,393.62 × 6,581.84
  4. Step 4: Simplify right side
    6,810.44x = 61,827,223.98
  5. Step 5: Solve for x
    x = 61,827,223.98/6,810.44
  6. Step 6: Final answer
    x = 9,078.31

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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.