Home / 4,057.13-5,599.40-2,379.21

Finding the Fourth Proportional to 4,057.13, 5,599.40 and 2,379.21

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Solution

The fourth proportional to 4,057.13, 5,599.40 and 2,379.21 is: 3,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.13 : 5,599.40 = 2,379.21 : x
  2. Step 2: Convert to fraction form
    4,057.13/5,599.40 = 2,379.21/x
  3. Step 3: Cross multiply
    4,057.13x = 5,599.40 × 2,379.21
  4. Step 4: Simplify right side
    4,057.13x = 13,322,136.58
  5. Step 5: Solve for x
    x = 13,322,136.58/4,057.13
  6. Step 6: Final answer
    x = 3,283.64

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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.