Home / 4,340.25-5,986.08-2,806.65

Finding the Fourth Proportional to 4,340.25, 5,986.08 and 2,806.65

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Solution

The fourth proportional to 4,340.25, 5,986.08 and 2,806.65 is: 3,870.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.25 : 5,986.08 = 2,806.65 : x
  2. Step 2: Convert to fraction form
    4,340.25/5,986.08 = 2,806.65/x
  3. Step 3: Cross multiply
    4,340.25x = 5,986.08 × 2,806.65
  4. Step 4: Simplify right side
    4,340.25x = 16,800,831.43
  5. Step 5: Solve for x
    x = 16,800,831.43/4,340.25
  6. Step 6: Final answer
    x = 3,870.94

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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.