Home / 2,433.44-3,358.29-1,438.49

Finding the Fourth Proportional to 2,433.44, 3,358.29 and 1,438.49

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Solution

The fourth proportional to 2,433.44, 3,358.29 and 1,438.49 is: 1,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.44 : 3,358.29 = 1,438.49 : x
  2. Step 2: Convert to fraction form
    2,433.44/3,358.29 = 1,438.49/x
  3. Step 3: Cross multiply
    2,433.44x = 3,358.29 × 1,438.49
  4. Step 4: Simplify right side
    2,433.44x = 4,830,880.37
  5. Step 5: Solve for x
    x = 4,830,880.37/2,433.44
  6. Step 6: Final answer
    x = 1,985.20

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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.