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Finding the Fourth Proportional to 6,710.82, 10,062.81 and 2,547.66

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Solution

The fourth proportional to 6,710.82, 10,062.81 and 2,547.66 is: 3,820.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.82 : 10,062.81 = 2,547.66 : x
  2. Step 2: Convert to fraction form
    6,710.82/10,062.81 = 2,547.66/x
  3. Step 3: Cross multiply
    6,710.82x = 10,062.81 × 2,547.66
  4. Step 4: Simplify right side
    6,710.82x = 25,636,618.52
  5. Step 5: Solve for x
    x = 25,636,618.52/6,710.82
  6. Step 6: Final answer
    x = 3,820.19

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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.