Home / 2,433.21-3,357.63-1,438.29

Finding the Fourth Proportional to 2,433.21, 3,357.63 and 1,438.29

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Solution

The fourth proportional to 2,433.21, 3,357.63 and 1,438.29 is: 1,984.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.21 : 3,357.63 = 1,438.29 : x
  2. Step 2: Convert to fraction form
    2,433.21/3,357.63 = 1,438.29/x
  3. Step 3: Cross multiply
    2,433.21x = 3,357.63 × 1,438.29
  4. Step 4: Simplify right side
    2,433.21x = 4,829,245.65
  5. Step 5: Solve for x
    x = 4,829,245.65/2,433.21
  6. Step 6: Final answer
    x = 1,984.72

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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.