Home / 7,656.84-11,485.56-2,110.62

Finding the Fourth Proportional to 7,656.84, 11,485.56 and 2,110.62

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Solution

The fourth proportional to 7,656.84, 11,485.56 and 2,110.62 is: 3,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656.84 : 11,485.56 = 2,110.62 : x
  2. Step 2: Convert to fraction form
    7,656.84/11,485.56 = 2,110.62/x
  3. Step 3: Cross multiply
    7,656.84x = 11,485.56 × 2,110.62
  4. Step 4: Simplify right side
    7,656.84x = 24,241,652.65
  5. Step 5: Solve for x
    x = 24,241,652.65/7,656.84
  6. Step 6: Final answer
    x = 3,166.01

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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.