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Finding the Fourth Proportional to 6,873.66, 10,303.44 and 2,712

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Solution

The fourth proportional to 6,873.66, 10,303.44 and 2,712 is: 4,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.66 : 10,303.44 = 2,712 : x
  2. Step 2: Convert to fraction form
    6,873.66/10,303.44 = 2,712/x
  3. Step 3: Cross multiply
    6,873.66x = 10,303.44 × 2,712
  4. Step 4: Simplify right side
    6,873.66x = 27,942,929.28
  5. Step 5: Solve for x
    x = 27,942,929.28/6,873.66
  6. Step 6: Final answer
    x = 4,065.22

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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.