Home / 2,037.48-3,057.08-998.40

Finding the Fourth Proportional to 2,037.48, 3,057.08 and 998.40

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Solution

The fourth proportional to 2,037.48, 3,057.08 and 998.40 is: 1,498.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.48 : 3,057.08 = 998.40 : x
  2. Step 2: Convert to fraction form
    2,037.48/3,057.08 = 998.40/x
  3. Step 3: Cross multiply
    2,037.48x = 3,057.08 × 998.40
  4. Step 4: Simplify right side
    2,037.48x = 3,052,188.67
  5. Step 5: Solve for x
    x = 3,052,188.67/2,037.48
  6. Step 6: Final answer
    x = 1,498.02

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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.