Home / 2,837.14-3,915.13-1,658.86

Finding the Fourth Proportional to 2,837.14, 3,915.13 and 1,658.86

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Solution

The fourth proportional to 2,837.14, 3,915.13 and 1,658.86 is: 2,289.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.14 : 3,915.13 = 1,658.86 : x
  2. Step 2: Convert to fraction form
    2,837.14/3,915.13 = 1,658.86/x
  3. Step 3: Cross multiply
    2,837.14x = 3,915.13 × 1,658.86
  4. Step 4: Simplify right side
    2,837.14x = 6,494,652.55
  5. Step 5: Solve for x
    x = 6,494,652.55/2,837.14
  6. Step 6: Final answer
    x = 2,289.15

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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.