Home / 2,433.48-3,357.12-1,438.44

Finding the Fourth Proportional to 2,433.48, 3,357.12 and 1,438.44

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Solution

The fourth proportional to 2,433.48, 3,357.12 and 1,438.44 is: 1,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.48 : 3,357.12 = 1,438.44 : x
  2. Step 2: Convert to fraction form
    2,433.48/3,357.12 = 1,438.44/x
  3. Step 3: Cross multiply
    2,433.48x = 3,357.12 × 1,438.44
  4. Step 4: Simplify right side
    2,433.48x = 4,829,015.69
  5. Step 5: Solve for x
    x = 4,829,015.69/2,433.48
  6. Step 6: Final answer
    x = 1,984.41

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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.