Home / 4,910.04-7,365.33-1,987.97

Finding the Fourth Proportional to 4,910.04, 7,365.33 and 1,987.97

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Solution

The fourth proportional to 4,910.04, 7,365.33 and 1,987.97 is: 2,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.04 : 7,365.33 = 1,987.97 : x
  2. Step 2: Convert to fraction form
    4,910.04/7,365.33 = 1,987.97/x
  3. Step 3: Cross multiply
    4,910.04x = 7,365.33 × 1,987.97
  4. Step 4: Simplify right side
    4,910.04x = 14,642,018.25
  5. Step 5: Solve for x
    x = 14,642,018.25/4,910.04
  6. Step 6: Final answer
    x = 2,982.06

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1.5x scale

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.