Home / 2,001.89-2,762.48-1,162.53

Finding the Fourth Proportional to 2,001.89, 2,762.48 and 1,162.53

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Solution

The fourth proportional to 2,001.89, 2,762.48 and 1,162.53 is: 1,604.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.89 : 2,762.48 = 1,162.53 : x
  2. Step 2: Convert to fraction form
    2,001.89/2,762.48 = 1,162.53/x
  3. Step 3: Cross multiply
    2,001.89x = 2,762.48 × 1,162.53
  4. Step 4: Simplify right side
    2,001.89x = 3,211,460.06
  5. Step 5: Solve for x
    x = 3,211,460.06/2,001.89
  6. Step 6: Final answer
    x = 1,604.22

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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.