Home / 1,450.32-2,176.14-1,327.28

Finding the Fourth Proportional to 1,450.32, 2,176.14 and 1,327.28

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Solution

The fourth proportional to 1,450.32, 2,176.14 and 1,327.28 is: 1,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.32 : 2,176.14 = 1,327.28 : x
  2. Step 2: Convert to fraction form
    1,450.32/2,176.14 = 1,327.28/x
  3. Step 3: Cross multiply
    1,450.32x = 2,176.14 × 1,327.28
  4. Step 4: Simplify right side
    1,450.32x = 2,888,336.22
  5. Step 5: Solve for x
    x = 2,888,336.22/1,450.32
  6. Step 6: Final answer
    x = 1,991.52

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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.