Home / 11,455.12-17,184.84-4,530.16

Finding the Fourth Proportional to 11,455.12, 17,184.84 and 4,530.16

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Solution

The fourth proportional to 11,455.12, 17,184.84 and 4,530.16 is: 6,796.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.12 : 17,184.84 = 4,530.16 : x
  2. Step 2: Convert to fraction form
    11,455.12/17,184.84 = 4,530.16/x
  3. Step 3: Cross multiply
    11,455.12x = 17,184.84 × 4,530.16
  4. Step 4: Simplify right side
    11,455.12x = 77,850,074.77
  5. Step 5: Solve for x
    x = 77,850,074.77/11,455.12
  6. Step 6: Final answer
    x = 6,796.09

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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.