Home / 2,001.90-2,762.62-1,162.77

Finding the Fourth Proportional to 2,001.90, 2,762.62 and 1,162.77

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Solution

The fourth proportional to 2,001.90, 2,762.62 and 1,162.77 is: 1,604.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.90 : 2,762.62 = 1,162.77 : x
  2. Step 2: Convert to fraction form
    2,001.90/2,762.62 = 1,162.77/x
  3. Step 3: Cross multiply
    2,001.90x = 2,762.62 × 1,162.77
  4. Step 4: Simplify right side
    2,001.90x = 3,212,291.66
  5. Step 5: Solve for x
    x = 3,212,291.66/2,001.90
  6. Step 6: Final answer
    x = 1,604.62

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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.