Home / 1,432.63-2,150.58-1,351.63

Finding the Fourth Proportional to 1,432.63, 2,150.58 and 1,351.63

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Solution

The fourth proportional to 1,432.63, 2,150.58 and 1,351.63 is: 2,028.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432.63 : 2,150.58 = 1,351.63 : x
  2. Step 2: Convert to fraction form
    1,432.63/2,150.58 = 1,351.63/x
  3. Step 3: Cross multiply
    1,432.63x = 2,150.58 × 1,351.63
  4. Step 4: Simplify right side
    1,432.63x = 2,906,788.45
  5. Step 5: Solve for x
    x = 2,906,788.45/1,432.63
  6. Step 6: Final answer
    x = 2,028.99

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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.