Home / 3,623.97-5,438.70-2,652.57

Finding the Fourth Proportional to 3,623.97, 5,438.70 and 2,652.57

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Solution

The fourth proportional to 3,623.97, 5,438.70 and 2,652.57 is: 3,980.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.97 : 5,438.70 = 2,652.57 : x
  2. Step 2: Convert to fraction form
    3,623.97/5,438.70 = 2,652.57/x
  3. Step 3: Cross multiply
    3,623.97x = 5,438.70 × 2,652.57
  4. Step 4: Simplify right side
    3,623.97x = 14,426,532.46
  5. Step 5: Solve for x
    x = 14,426,532.46/3,623.97
  6. Step 6: Final answer
    x = 3,980.86

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1.5x scale

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.