Home / 3,438.21-5,153.32-1,463.22

Finding the Fourth Proportional to 3,438.21, 5,153.32 and 1,463.22

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Solution

The fourth proportional to 3,438.21, 5,153.32 and 1,463.22 is: 2,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.21 : 5,153.32 = 1,463.22 : x
  2. Step 2: Convert to fraction form
    3,438.21/5,153.32 = 1,463.22/x
  3. Step 3: Cross multiply
    3,438.21x = 5,153.32 × 1,463.22
  4. Step 4: Simplify right side
    3,438.21x = 7,540,437.23
  5. Step 5: Solve for x
    x = 7,540,437.23/3,438.21
  6. Step 6: Final answer
    x = 2,193.13

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1.5x scale

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.