Home / 3,111.54-4,664.88-2,001.06

Finding the Fourth Proportional to 3,111.54, 4,664.88 and 2,001.06

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Solution

The fourth proportional to 3,111.54, 4,664.88 and 2,001.06 is: 3,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111.54 : 4,664.88 = 2,001.06 : x
  2. Step 2: Convert to fraction form
    3,111.54/4,664.88 = 2,001.06/x
  3. Step 3: Cross multiply
    3,111.54x = 4,664.88 × 2,001.06
  4. Step 4: Simplify right side
    3,111.54x = 9,334,704.77
  5. Step 5: Solve for x
    x = 9,334,704.77/3,111.54
  6. Step 6: Final answer
    x = 3,000.03

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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.