Home / 4,555.65-6,831.45-2,091.27

Finding the Fourth Proportional to 4,555.65, 6,831.45 and 2,091.27

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Solution

The fourth proportional to 4,555.65, 6,831.45 and 2,091.27 is: 3,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.65 : 6,831.45 = 2,091.27 : x
  2. Step 2: Convert to fraction form
    4,555.65/6,831.45 = 2,091.27/x
  3. Step 3: Cross multiply
    4,555.65x = 6,831.45 × 2,091.27
  4. Step 4: Simplify right side
    4,555.65x = 14,286,406.44
  5. Step 5: Solve for x
    x = 14,286,406.44/4,555.65
  6. Step 6: Final answer
    x = 3,135.98

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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.