Home / 2,394.21-3,595.10-1,424.64

Finding the Fourth Proportional to 2,394.21, 3,595.10 and 1,424.64

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Solution

The fourth proportional to 2,394.21, 3,595.10 and 1,424.64 is: 2,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.21 : 3,595.10 = 1,424.64 : x
  2. Step 2: Convert to fraction form
    2,394.21/3,595.10 = 1,424.64/x
  3. Step 3: Cross multiply
    2,394.21x = 3,595.10 × 1,424.64
  4. Step 4: Simplify right side
    2,394.21x = 5,121,716.14
  5. Step 5: Solve for x
    x = 5,121,716.14/2,394.21
  6. Step 6: Final answer
    x = 2,139.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.