Home / 12,853.22-19,282.67-5,464.00

Finding the Fourth Proportional to 12,853.22, 19,282.67 and 5,464.00

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Solution

The fourth proportional to 12,853.22, 19,282.67 and 5,464.00 is: 8,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853.22 : 19,282.67 = 5,464.00 : x
  2. Step 2: Convert to fraction form
    12,853.22/19,282.67 = 5,464.00/x
  3. Step 3: Cross multiply
    12,853.22x = 19,282.67 × 5,464.00
  4. Step 4: Simplify right side
    12,853.22x = 105,360,474.33
  5. Step 5: Solve for x
    x = 105,360,474.33/12,853.22
  6. Step 6: Final answer
    x = 8,197.20

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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.