Home / 7,724.64-11,587.93-3,776.03

Finding the Fourth Proportional to 7,724.64, 11,587.93 and 3,776.03

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Solution

The fourth proportional to 7,724.64, 11,587.93 and 3,776.03 is: 5,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.64 : 11,587.93 = 3,776.03 : x
  2. Step 2: Convert to fraction form
    7,724.64/11,587.93 = 3,776.03/x
  3. Step 3: Cross multiply
    7,724.64x = 11,587.93 × 3,776.03
  4. Step 4: Simplify right side
    7,724.64x = 43,756,313.38
  5. Step 5: Solve for x
    x = 43,756,313.38/7,724.64
  6. Step 6: Final answer
    x = 5,664.51

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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.