Home / 3,639.46-5,459.19-1,559.29

Finding the Fourth Proportional to 3,639.46, 5,459.19 and 1,559.29

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Solution

The fourth proportional to 3,639.46, 5,459.19 and 1,559.29 is: 2,338.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.46 : 5,459.19 = 1,559.29 : x
  2. Step 2: Convert to fraction form
    3,639.46/5,459.19 = 1,559.29/x
  3. Step 3: Cross multiply
    3,639.46x = 5,459.19 × 1,559.29
  4. Step 4: Simplify right side
    3,639.46x = 8,512,460.38
  5. Step 5: Solve for x
    x = 8,512,460.38/3,639.46
  6. Step 6: Final answer
    x = 2,338.94

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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.