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Finding the Fourth Proportional to 3,152.89, 4,351.08 and 1,827.01

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Solution

The fourth proportional to 3,152.89, 4,351.08 and 1,827.01 is: 2,521.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.89 : 4,351.08 = 1,827.01 : x
  2. Step 2: Convert to fraction form
    3,152.89/4,351.08 = 1,827.01/x
  3. Step 3: Cross multiply
    3,152.89x = 4,351.08 × 1,827.01
  4. Step 4: Simplify right side
    3,152.89x = 7,949,466.67
  5. Step 5: Solve for x
    x = 7,949,466.67/3,152.89
  6. Step 6: Final answer
    x = 2,521.33

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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.