Home / 7,116.93-10,675.41-2,186.62

Finding the Fourth Proportional to 7,116.93, 10,675.41 and 2,186.62

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Solution

The fourth proportional to 7,116.93, 10,675.41 and 2,186.62 is: 3,279.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.93 : 10,675.41 = 2,186.62 : x
  2. Step 2: Convert to fraction form
    7,116.93/10,675.41 = 2,186.62/x
  3. Step 3: Cross multiply
    7,116.93x = 10,675.41 × 2,186.62
  4. Step 4: Simplify right side
    7,116.93x = 23,343,011.64
  5. Step 5: Solve for x
    x = 23,343,011.64/7,116.93
  6. Step 6: Final answer
    x = 3,279.93

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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.