Home / 4,683.39-7,021.71-2,216.85

Finding the Fourth Proportional to 4,683.39, 7,021.71 and 2,216.85

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Solution

The fourth proportional to 4,683.39, 7,021.71 and 2,216.85 is: 3,323.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.39 : 7,021.71 = 2,216.85 : x
  2. Step 2: Convert to fraction form
    4,683.39/7,021.71 = 2,216.85/x
  3. Step 3: Cross multiply
    4,683.39x = 7,021.71 × 2,216.85
  4. Step 4: Simplify right side
    4,683.39x = 15,566,077.81
  5. Step 5: Solve for x
    x = 15,566,077.81/4,683.39
  6. Step 6: Final answer
    x = 3,323.68

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1.5x scale

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.