Home / 3,464.21-5,193.23-1,272.42

Finding the Fourth Proportional to 3,464.21, 5,193.23 and 1,272.42

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Solution

The fourth proportional to 3,464.21, 5,193.23 and 1,272.42 is: 1,907.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.21 : 5,193.23 = 1,272.42 : x
  2. Step 2: Convert to fraction form
    3,464.21/5,193.23 = 1,272.42/x
  3. Step 3: Cross multiply
    3,464.21x = 5,193.23 × 1,272.42
  4. Step 4: Simplify right side
    3,464.21x = 6,607,972.90
  5. Step 5: Solve for x
    x = 6,607,972.90/3,464.21
  6. Step 6: Final answer
    x = 1,907.50

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Half scale
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Double scale
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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.