Home / 4,334.40-5,983.20-3,643.20

Finding the Fourth Proportional to 4,334.40, 5,983.20 and 3,643.20

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Solution

The fourth proportional to 4,334.40, 5,983.20 and 3,643.20 is: 5,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,334.40 : 5,983.20 = 3,643.20 : x
  2. Step 2: Convert to fraction form
    4,334.40/5,983.20 = 3,643.20/x
  3. Step 3: Cross multiply
    4,334.40x = 5,983.20 × 3,643.20
  4. Step 4: Simplify right side
    4,334.40x = 21,797,994.24
  5. Step 5: Solve for x
    x = 21,797,994.24/4,334.40
  6. Step 6: Final answer
    x = 5,029.07

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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.