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Finding the Fourth Proportional to 9,551, 13,181.82 and 5,827.16

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Solution

The fourth proportional to 9,551, 13,181.82 and 5,827.16 is: 8,042.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551 : 13,181.82 = 5,827.16 : x
  2. Step 2: Convert to fraction form
    9,551/13,181.82 = 5,827.16/x
  3. Step 3: Cross multiply
    9,551x = 13,181.82 × 5,827.16
  4. Step 4: Simplify right side
    9,551x = 76,812,574.23
  5. Step 5: Solve for x
    x = 76,812,574.23/9,551
  6. Step 6: Final answer
    x = 8,042.36

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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.