Home / 4,173.12-5,759.91-2,405.43

Finding the Fourth Proportional to 4,173.12, 5,759.91 and 2,405.43

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Solution

The fourth proportional to 4,173.12, 5,759.91 and 2,405.43 is: 3,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.12 : 5,759.91 = 2,405.43 : x
  2. Step 2: Convert to fraction form
    4,173.12/5,759.91 = 2,405.43/x
  3. Step 3: Cross multiply
    4,173.12x = 5,759.91 × 2,405.43
  4. Step 4: Simplify right side
    4,173.12x = 13,855,060.31
  5. Step 5: Solve for x
    x = 13,855,060.31/4,173.12
  6. Step 6: Final answer
    x = 3,320.07

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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.