Home / 4,455.99-6,683.76-2,114.28

Finding the Fourth Proportional to 4,455.99, 6,683.76 and 2,114.28

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Solution

The fourth proportional to 4,455.99, 6,683.76 and 2,114.28 is: 3,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.99 : 6,683.76 = 2,114.28 : x
  2. Step 2: Convert to fraction form
    4,455.99/6,683.76 = 2,114.28/x
  3. Step 3: Cross multiply
    4,455.99x = 6,683.76 × 2,114.28
  4. Step 4: Simplify right side
    4,455.99x = 14,131,340.09
  5. Step 5: Solve for x
    x = 14,131,340.09/4,455.99
  6. Step 6: Final answer
    x = 3,171.31

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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.