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Finding the Fourth Proportional to 4,959.42, 7,432.43 and 1,836.50

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Solution

The fourth proportional to 4,959.42, 7,432.43 and 1,836.50 is: 2,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.42 : 7,432.43 = 1,836.50 : x
  2. Step 2: Convert to fraction form
    4,959.42/7,432.43 = 1,836.50/x
  3. Step 3: Cross multiply
    4,959.42x = 7,432.43 × 1,836.50
  4. Step 4: Simplify right side
    4,959.42x = 13,649,611.35
  5. Step 5: Solve for x
    x = 13,649,611.35/4,959.42
  6. Step 6: Final answer
    x = 2,752.26

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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.