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Finding the Fourth Proportional to 2,397.45, 3,596.18 and 837.45

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Solution

The fourth proportional to 2,397.45, 3,596.18 and 837.45 is: 1,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.45 : 3,596.18 = 837.45 : x
  2. Step 2: Convert to fraction form
    2,397.45/3,596.18 = 837.45/x
  3. Step 3: Cross multiply
    2,397.45x = 3,596.18 × 837.45
  4. Step 4: Simplify right side
    2,397.45x = 3,011,620.94
  5. Step 5: Solve for x
    x = 3,011,620.94/2,397.45
  6. Step 6: Final answer
    x = 1,256.18

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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.