Home / 2,670.03-3,997.49-1,802.79

Finding the Fourth Proportional to 2,670.03, 3,997.49 and 1,802.79

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Solution

The fourth proportional to 2,670.03, 3,997.49 and 1,802.79 is: 2,699.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.03 : 3,997.49 = 1,802.79 : x
  2. Step 2: Convert to fraction form
    2,670.03/3,997.49 = 1,802.79/x
  3. Step 3: Cross multiply
    2,670.03x = 3,997.49 × 1,802.79
  4. Step 4: Simplify right side
    2,670.03x = 7,206,625.98
  5. Step 5: Solve for x
    x = 7,206,625.98/2,670.03
  6. Step 6: Final answer
    x = 2,699.08

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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.