Home / 1,634.08-2,452.08-1,269.28

Finding the Fourth Proportional to 1,634.08, 2,452.08 and 1,269.28

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Solution

The fourth proportional to 1,634.08, 2,452.08 and 1,269.28 is: 1,904.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.08 : 2,452.08 = 1,269.28 : x
  2. Step 2: Convert to fraction form
    1,634.08/2,452.08 = 1,269.28/x
  3. Step 3: Cross multiply
    1,634.08x = 2,452.08 × 1,269.28
  4. Step 4: Simplify right side
    1,634.08x = 3,112,376.10
  5. Step 5: Solve for x
    x = 3,112,376.10/1,634.08
  6. Step 6: Final answer
    x = 1,904.67

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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.