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Finding the Fourth Proportional to 7,873.08, 11,795.99 and 5,528.63

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Solution

The fourth proportional to 7,873.08, 11,795.99 and 5,528.63 is: 8,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873.08 : 11,795.99 = 5,528.63 : x
  2. Step 2: Convert to fraction form
    7,873.08/11,795.99 = 5,528.63/x
  3. Step 3: Cross multiply
    7,873.08x = 11,795.99 × 5,528.63
  4. Step 4: Simplify right side
    7,873.08x = 65,215,664.19
  5. Step 5: Solve for x
    x = 65,215,664.19/7,873.08
  6. Step 6: Final answer
    x = 8,283.37

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1.5x scale

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.