Home / 3,424.32-5,135.58-1,232.64

Finding the Fourth Proportional to 3,424.32, 5,135.58 and 1,232.64

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Solution

The fourth proportional to 3,424.32, 5,135.58 and 1,232.64 is: 1,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.32 : 5,135.58 = 1,232.64 : x
  2. Step 2: Convert to fraction form
    3,424.32/5,135.58 = 1,232.64/x
  3. Step 3: Cross multiply
    3,424.32x = 5,135.58 × 1,232.64
  4. Step 4: Simplify right side
    3,424.32x = 6,330,321.33
  5. Step 5: Solve for x
    x = 6,330,321.33/3,424.32
  6. Step 6: Final answer
    x = 1,848.64

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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.