Home / 6,528.35-9,790.44-2,144.79

Finding the Fourth Proportional to 6,528.35, 9,790.44 and 2,144.79

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Solution

The fourth proportional to 6,528.35, 9,790.44 and 2,144.79 is: 3,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.35 : 9,790.44 = 2,144.79 : x
  2. Step 2: Convert to fraction form
    6,528.35/9,790.44 = 2,144.79/x
  3. Step 3: Cross multiply
    6,528.35x = 9,790.44 × 2,144.79
  4. Step 4: Simplify right side
    6,528.35x = 20,998,437.81
  5. Step 5: Solve for x
    x = 20,998,437.81/6,528.35
  6. Step 6: Final answer
    x = 3,216.50

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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.