Home / 7,629.08-11,444.64-2,697.80

Finding the Fourth Proportional to 7,629.08, 11,444.64 and 2,697.80

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Solution

The fourth proportional to 7,629.08, 11,444.64 and 2,697.80 is: 4,047.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.08 : 11,444.64 = 2,697.80 : x
  2. Step 2: Convert to fraction form
    7,629.08/11,444.64 = 2,697.80/x
  3. Step 3: Cross multiply
    7,629.08x = 11,444.64 × 2,697.80
  4. Step 4: Simplify right side
    7,629.08x = 30,875,349.79
  5. Step 5: Solve for x
    x = 30,875,349.79/7,629.08
  6. Step 6: Final answer
    x = 4,047.06

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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.