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Finding the Fourth Proportional to 4,655.26, 6,983.70 and 1,881.82

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Solution

The fourth proportional to 4,655.26, 6,983.70 and 1,881.82 is: 2,823.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.26 : 6,983.70 = 1,881.82 : x
  2. Step 2: Convert to fraction form
    4,655.26/6,983.70 = 1,881.82/x
  3. Step 3: Cross multiply
    4,655.26x = 6,983.70 × 1,881.82
  4. Step 4: Simplify right side
    4,655.26x = 13,142,066.33
  5. Step 5: Solve for x
    x = 13,142,066.33/4,655.26
  6. Step 6: Final answer
    x = 2,823.06

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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.