Home / 11,282.24-16,918.65-4,261.02

Finding the Fourth Proportional to 11,282.24, 16,918.65 and 4,261.02

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Solution

The fourth proportional to 11,282.24, 16,918.65 and 4,261.02 is: 6,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.24 : 16,918.65 = 4,261.02 : x
  2. Step 2: Convert to fraction form
    11,282.24/16,918.65 = 4,261.02/x
  3. Step 3: Cross multiply
    11,282.24x = 16,918.65 × 4,261.02
  4. Step 4: Simplify right side
    11,282.24x = 72,090,706.02
  5. Step 5: Solve for x
    x = 72,090,706.02/11,282.24
  6. Step 6: Final answer
    x = 6,389.75

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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.