Home / 4,101.32-5,659.53-3,219.23

Finding the Fourth Proportional to 4,101.32, 5,659.53 and 3,219.23

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Solution

The fourth proportional to 4,101.32, 5,659.53 and 3,219.23 is: 4,442.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.32 : 5,659.53 = 3,219.23 : x
  2. Step 2: Convert to fraction form
    4,101.32/5,659.53 = 3,219.23/x
  3. Step 3: Cross multiply
    4,101.32x = 5,659.53 × 3,219.23
  4. Step 4: Simplify right side
    4,101.32x = 18,219,328.76
  5. Step 5: Solve for x
    x = 18,219,328.76/4,101.32
  6. Step 6: Final answer
    x = 4,442.31

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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.