Home / 6,582.05-9,082.90-3,928.49

Finding the Fourth Proportional to 6,582.05, 9,082.90 and 3,928.49

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Solution

The fourth proportional to 6,582.05, 9,082.90 and 3,928.49 is: 5,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,582.05 : 9,082.90 = 3,928.49 : x
  2. Step 2: Convert to fraction form
    6,582.05/9,082.90 = 3,928.49/x
  3. Step 3: Cross multiply
    6,582.05x = 9,082.90 × 3,928.49
  4. Step 4: Simplify right side
    6,582.05x = 35,682,081.82
  5. Step 5: Solve for x
    x = 35,682,081.82/6,582.05
  6. Step 6: Final answer
    x = 5,421.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.