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Finding the Fourth Proportional to 2,395.96, 3,594.46 and 836.02

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Solution

The fourth proportional to 2,395.96, 3,594.46 and 836.02 is: 1,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.96 : 3,594.46 = 836.02 : x
  2. Step 2: Convert to fraction form
    2,395.96/3,594.46 = 836.02/x
  3. Step 3: Cross multiply
    2,395.96x = 3,594.46 × 836.02
  4. Step 4: Simplify right side
    2,395.96x = 3,005,044.42
  5. Step 5: Solve for x
    x = 3,005,044.42/2,395.96
  6. Step 6: Final answer
    x = 1,254.21

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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.