Home / 2,623.21-3,619.92-1,503.37

Finding the Fourth Proportional to 2,623.21, 3,619.92 and 1,503.37

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Solution

The fourth proportional to 2,623.21, 3,619.92 and 1,503.37 is: 2,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.21 : 3,619.92 = 1,503.37 : x
  2. Step 2: Convert to fraction form
    2,623.21/3,619.92 = 1,503.37/x
  3. Step 3: Cross multiply
    2,623.21x = 3,619.92 × 1,503.37
  4. Step 4: Simplify right side
    2,623.21x = 5,442,079.13
  5. Step 5: Solve for x
    x = 5,442,079.13/2,623.21
  6. Step 6: Final answer
    x = 2,074.59

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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.