Home / 3,562.67-4,915.65-2,145.98

Finding the Fourth Proportional to 3,562.67, 4,915.65 and 2,145.98

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Solution

The fourth proportional to 3,562.67, 4,915.65 and 2,145.98 is: 2,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.67 : 4,915.65 = 2,145.98 : x
  2. Step 2: Convert to fraction form
    3,562.67/4,915.65 = 2,145.98/x
  3. Step 3: Cross multiply
    3,562.67x = 4,915.65 × 2,145.98
  4. Step 4: Simplify right side
    3,562.67x = 10,548,906.92
  5. Step 5: Solve for x
    x = 10,548,906.92/3,562.67
  6. Step 6: Final answer
    x = 2,960.95

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1.5x scale

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.