Home / 7,724.84-11,582.39-2,793.56

Finding the Fourth Proportional to 7,724.84, 11,582.39 and 2,793.56

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Solution

The fourth proportional to 7,724.84, 11,582.39 and 2,793.56 is: 4,188.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.84 : 11,582.39 = 2,793.56 : x
  2. Step 2: Convert to fraction form
    7,724.84/11,582.39 = 2,793.56/x
  3. Step 3: Cross multiply
    7,724.84x = 11,582.39 × 2,793.56
  4. Step 4: Simplify right side
    7,724.84x = 32,356,050.48
  5. Step 5: Solve for x
    x = 32,356,050.48/7,724.84
  6. Step 6: Final answer
    x = 4,188.57

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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.