Home / 1,232.08-1,698.78-1,074.14

Finding the Fourth Proportional to 1,232.08, 1,698.78 and 1,074.14

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Solution

The fourth proportional to 1,232.08, 1,698.78 and 1,074.14 is: 1,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.08 : 1,698.78 = 1,074.14 : x
  2. Step 2: Convert to fraction form
    1,232.08/1,698.78 = 1,074.14/x
  3. Step 3: Cross multiply
    1,232.08x = 1,698.78 × 1,074.14
  4. Step 4: Simplify right side
    1,232.08x = 1,824,727.55
  5. Step 5: Solve for x
    x = 1,824,727.55/1,232.08
  6. Step 6: Final answer
    x = 1,481.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.