Home / 2,038.09-3,057.24-651.46

Finding the Fourth Proportional to 2,038.09, 3,057.24 and 651.46

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Solution

The fourth proportional to 2,038.09, 3,057.24 and 651.46 is: 977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.09 : 3,057.24 = 651.46 : x
  2. Step 2: Convert to fraction form
    2,038.09/3,057.24 = 651.46/x
  3. Step 3: Cross multiply
    2,038.09x = 3,057.24 × 651.46
  4. Step 4: Simplify right side
    2,038.09x = 1,991,669.57
  5. Step 5: Solve for x
    x = 1,991,669.57/2,038.09
  6. Step 6: Final answer
    x = 977.22

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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.