Home / 2,601.45-3,892.34-1,597.22

Finding the Fourth Proportional to 2,601.45, 3,892.34 and 1,597.22

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Solution

The fourth proportional to 2,601.45, 3,892.34 and 1,597.22 is: 2,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601.45 : 3,892.34 = 1,597.22 : x
  2. Step 2: Convert to fraction form
    2,601.45/3,892.34 = 1,597.22/x
  3. Step 3: Cross multiply
    2,601.45x = 3,892.34 × 1,597.22
  4. Step 4: Simplify right side
    2,601.45x = 6,216,895.85
  5. Step 5: Solve for x
    x = 6,216,895.85/2,601.45
  6. Step 6: Final answer
    x = 2,389.78

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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.