Home / 11,577.21-17,362.15-3,784.20

Finding the Fourth Proportional to 11,577.21, 17,362.15 and 3,784.20

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Solution

The fourth proportional to 11,577.21, 17,362.15 and 3,784.20 is: 5,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.21 : 17,362.15 = 3,784.20 : x
  2. Step 2: Convert to fraction form
    11,577.21/17,362.15 = 3,784.20/x
  3. Step 3: Cross multiply
    11,577.21x = 17,362.15 × 3,784.20
  4. Step 4: Simplify right side
    11,577.21x = 65,701,848.03
  5. Step 5: Solve for x
    x = 65,701,848.03/11,577.21
  6. Step 6: Final answer
    x = 5,675.10

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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.