Home / 1,629.69-2,445.23-1,500.45

Finding the Fourth Proportional to 1,629.69, 2,445.23 and 1,500.45

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Solution

The fourth proportional to 1,629.69, 2,445.23 and 1,500.45 is: 2,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.69 : 2,445.23 = 1,500.45 : x
  2. Step 2: Convert to fraction form
    1,629.69/2,445.23 = 1,500.45/x
  3. Step 3: Cross multiply
    1,629.69x = 2,445.23 × 1,500.45
  4. Step 4: Simplify right side
    1,629.69x = 3,668,936.26
  5. Step 5: Solve for x
    x = 3,668,936.26/1,629.69
  6. Step 6: Final answer
    x = 2,251.30

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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.