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Finding the Fourth Proportional to 6,802.66, 9,387.77 and 3,736.77

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Solution

The fourth proportional to 6,802.66, 9,387.77 and 3,736.77 is: 5,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,802.66 : 9,387.77 = 3,736.77 : x
  2. Step 2: Convert to fraction form
    6,802.66/9,387.77 = 3,736.77/x
  3. Step 3: Cross multiply
    6,802.66x = 9,387.77 × 3,736.77
  4. Step 4: Simplify right side
    6,802.66x = 35,079,937.30
  5. Step 5: Solve for x
    x = 35,079,937.30/6,802.66
  6. Step 6: Final answer
    x = 5,156.80

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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.