Home / 11,261.13-16,891.69-3,053.13

Finding the Fourth Proportional to 11,261.13, 16,891.69 and 3,053.13

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Solution

The fourth proportional to 11,261.13, 16,891.69 and 3,053.13 is: 4,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.13 : 16,891.69 = 3,053.13 : x
  2. Step 2: Convert to fraction form
    11,261.13/16,891.69 = 3,053.13/x
  3. Step 3: Cross multiply
    11,261.13x = 16,891.69 × 3,053.13
  4. Step 4: Simplify right side
    11,261.13x = 51,572,525.49
  5. Step 5: Solve for x
    x = 51,572,525.49/11,261.13
  6. Step 6: Final answer
    x = 4,579.69

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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.