Home / 11,390.65-17,083.91-3,068.74

Finding the Fourth Proportional to 11,390.65, 17,083.91 and 3,068.74

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Solution

The fourth proportional to 11,390.65, 17,083.91 and 3,068.74 is: 4,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,390.65 : 17,083.91 = 3,068.74 : x
  2. Step 2: Convert to fraction form
    11,390.65/17,083.91 = 3,068.74/x
  3. Step 3: Cross multiply
    11,390.65x = 17,083.91 × 3,068.74
  4. Step 4: Simplify right side
    11,390.65x = 52,426,107.00
  5. Step 5: Solve for x
    x = 52,426,107.00/11,390.65
  6. Step 6: Final answer
    x = 4,602.56

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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.