Home / 3,436.05-5,154.36-1,096.40

Finding the Fourth Proportional to 3,436.05, 5,154.36 and 1,096.40

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Solution

The fourth proportional to 3,436.05, 5,154.36 and 1,096.40 is: 1,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.05 : 5,154.36 = 1,096.40 : x
  2. Step 2: Convert to fraction form
    3,436.05/5,154.36 = 1,096.40/x
  3. Step 3: Cross multiply
    3,436.05x = 5,154.36 × 1,096.40
  4. Step 4: Simplify right side
    3,436.05x = 5,651,214.53
  5. Step 5: Solve for x
    x = 5,651,214.53/3,436.05
  6. Step 6: Final answer
    x = 1,644.68

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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.