Home / 4,821.01-6,653.04-2,831.61

Finding the Fourth Proportional to 4,821.01, 6,653.04 and 2,831.61

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Solution

The fourth proportional to 4,821.01, 6,653.04 and 2,831.61 is: 3,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.01 : 6,653.04 = 2,831.61 : x
  2. Step 2: Convert to fraction form
    4,821.01/6,653.04 = 2,831.61/x
  3. Step 3: Cross multiply
    4,821.01x = 6,653.04 × 2,831.61
  4. Step 4: Simplify right side
    4,821.01x = 18,838,814.59
  5. Step 5: Solve for x
    x = 18,838,814.59/4,821.01
  6. Step 6: Final answer
    x = 3,907.65

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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.