Home / 2,490.03-3,435.48-1,441.89

Finding the Fourth Proportional to 2,490.03, 3,435.48 and 1,441.89

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Solution

The fourth proportional to 2,490.03, 3,435.48 and 1,441.89 is: 1,989.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490.03 : 3,435.48 = 1,441.89 : x
  2. Step 2: Convert to fraction form
    2,490.03/3,435.48 = 1,441.89/x
  3. Step 3: Cross multiply
    2,490.03x = 3,435.48 × 1,441.89
  4. Step 4: Simplify right side
    2,490.03x = 4,953,584.26
  5. Step 5: Solve for x
    x = 4,953,584.26/2,490.03
  6. Step 6: Final answer
    x = 1,989.37

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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.