Home / 4,390.92-6,582.06-2,081.16

Finding the Fourth Proportional to 4,390.92, 6,582.06 and 2,081.16

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Solution

The fourth proportional to 4,390.92, 6,582.06 and 2,081.16 is: 3,119.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.92 : 6,582.06 = 2,081.16 : x
  2. Step 2: Convert to fraction form
    4,390.92/6,582.06 = 2,081.16/x
  3. Step 3: Cross multiply
    4,390.92x = 6,582.06 × 2,081.16
  4. Step 4: Simplify right side
    4,390.92x = 13,698,319.99
  5. Step 5: Solve for x
    x = 13,698,319.99/4,390.92
  6. Step 6: Final answer
    x = 3,119.69

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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.