Home / 3,435.62-5,154.98-1,461.78

Finding the Fourth Proportional to 3,435.62, 5,154.98 and 1,461.78

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Solution

The fourth proportional to 3,435.62, 5,154.98 and 1,461.78 is: 2,193.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.62 : 5,154.98 = 1,461.78 : x
  2. Step 2: Convert to fraction form
    3,435.62/5,154.98 = 1,461.78/x
  3. Step 3: Cross multiply
    3,435.62x = 5,154.98 × 1,461.78
  4. Step 4: Simplify right side
    3,435.62x = 7,535,439.36
  5. Step 5: Solve for x
    x = 7,535,439.36/3,435.62
  6. Step 6: Final answer
    x = 2,193.33

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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.