Home / 2,024.09-3,018.87-1,989.01

Finding the Fourth Proportional to 2,024.09, 3,018.87 and 1,989.01

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Solution

The fourth proportional to 2,024.09, 3,018.87 and 1,989.01 is: 2,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.09 : 3,018.87 = 1,989.01 : x
  2. Step 2: Convert to fraction form
    2,024.09/3,018.87 = 1,989.01/x
  3. Step 3: Cross multiply
    2,024.09x = 3,018.87 × 1,989.01
  4. Step 4: Simplify right side
    2,024.09x = 6,004,549.41
  5. Step 5: Solve for x
    x = 6,004,549.41/2,024.09
  6. Step 6: Final answer
    x = 2,966.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.