Home / 11,055.06-16,587.90-6,894

Finding the Fourth Proportional to 11,055.06, 16,587.90 and 6,894

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Solution

The fourth proportional to 11,055.06, 16,587.90 and 6,894 is: 10,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.06 : 16,587.90 = 6,894 : x
  2. Step 2: Convert to fraction form
    11,055.06/16,587.90 = 6,894/x
  3. Step 3: Cross multiply
    11,055.06x = 16,587.90 × 6,894
  4. Step 4: Simplify right side
    11,055.06x = 114,356,982.60
  5. Step 5: Solve for x
    x = 114,356,982.60/11,055.06
  6. Step 6: Final answer
    x = 10,344.31

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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.