Home / 5,619.23-7,754.52-3,101.34

Finding the Fourth Proportional to 5,619.23, 7,754.52 and 3,101.34

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Solution

The fourth proportional to 5,619.23, 7,754.52 and 3,101.34 is: 4,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.23 : 7,754.52 = 3,101.34 : x
  2. Step 2: Convert to fraction form
    5,619.23/7,754.52 = 3,101.34/x
  3. Step 3: Cross multiply
    5,619.23x = 7,754.52 × 3,101.34
  4. Step 4: Simplify right side
    5,619.23x = 24,049,372.04
  5. Step 5: Solve for x
    x = 24,049,372.04/5,619.23
  6. Step 6: Final answer
    x = 4,279.84

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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.