Home / 7,727.53-11,582.34-3,558.79

Finding the Fourth Proportional to 7,727.53, 11,582.34 and 3,558.79

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Solution

The fourth proportional to 7,727.53, 11,582.34 and 3,558.79 is: 5,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.53 : 11,582.34 = 3,558.79 : x
  2. Step 2: Convert to fraction form
    7,727.53/11,582.34 = 3,558.79/x
  3. Step 3: Cross multiply
    7,727.53x = 11,582.34 × 3,558.79
  4. Step 4: Simplify right side
    7,727.53x = 41,219,115.77
  5. Step 5: Solve for x
    x = 41,219,115.77/7,727.53
  6. Step 6: Final answer
    x = 5,334.06

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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.