Home / 3,433.40-5,152.21-1,353.04

Finding the Fourth Proportional to 3,433.40, 5,152.21 and 1,353.04

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Solution

The fourth proportional to 3,433.40, 5,152.21 and 1,353.04 is: 2,030.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.40 : 5,152.21 = 1,353.04 : x
  2. Step 2: Convert to fraction form
    3,433.40/5,152.21 = 1,353.04/x
  3. Step 3: Cross multiply
    3,433.40x = 5,152.21 × 1,353.04
  4. Step 4: Simplify right side
    3,433.40x = 6,971,129.96
  5. Step 5: Solve for x
    x = 6,971,129.96/3,433.40
  6. Step 6: Final answer
    x = 2,030.39

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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.