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Finding the Fourth Proportional to 6,741.66, 9,303.13 and 3,717.27

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Solution

The fourth proportional to 6,741.66, 9,303.13 and 3,717.27 is: 5,129.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.66 : 9,303.13 = 3,717.27 : x
  2. Step 2: Convert to fraction form
    6,741.66/9,303.13 = 3,717.27/x
  3. Step 3: Cross multiply
    6,741.66x = 9,303.13 × 3,717.27
  4. Step 4: Simplify right side
    6,741.66x = 34,582,214.08
  5. Step 5: Solve for x
    x = 34,582,214.08/6,741.66
  6. Step 6: Final answer
    x = 5,129.63

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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.