Home / 4,989.06-6,883.38-3,000.24

Finding the Fourth Proportional to 4,989.06, 6,883.38 and 3,000.24

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Solution

The fourth proportional to 4,989.06, 6,883.38 and 3,000.24 is: 4,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.06 : 6,883.38 = 3,000.24 : x
  2. Step 2: Convert to fraction form
    4,989.06/6,883.38 = 3,000.24/x
  3. Step 3: Cross multiply
    4,989.06x = 6,883.38 × 3,000.24
  4. Step 4: Simplify right side
    4,989.06x = 20,651,792.01
  5. Step 5: Solve for x
    x = 20,651,792.01/4,989.06
  6. Step 6: Final answer
    x = 4,139.42

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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.