Home / 2,030.98-2,802.75-1,099.48

Finding the Fourth Proportional to 2,030.98, 2,802.75 and 1,099.48

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Solution

The fourth proportional to 2,030.98, 2,802.75 and 1,099.48 is: 1,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.98 : 2,802.75 = 1,099.48 : x
  2. Step 2: Convert to fraction form
    2,030.98/2,802.75 = 1,099.48/x
  3. Step 3: Cross multiply
    2,030.98x = 2,802.75 × 1,099.48
  4. Step 4: Simplify right side
    2,030.98x = 3,081,560.56
  5. Step 5: Solve for x
    x = 3,081,560.56/2,030.98
  6. Step 6: Final answer
    x = 1,517.28

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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.