Home / 2,848.03-3,937.62-2,187.07

Finding the Fourth Proportional to 2,848.03, 3,937.62 and 2,187.07

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Solution

The fourth proportional to 2,848.03, 3,937.62 and 2,187.07 is: 3,023.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.03 : 3,937.62 = 2,187.07 : x
  2. Step 2: Convert to fraction form
    2,848.03/3,937.62 = 2,187.07/x
  3. Step 3: Cross multiply
    2,848.03x = 3,937.62 × 2,187.07
  4. Step 4: Simplify right side
    2,848.03x = 8,611,850.57
  5. Step 5: Solve for x
    x = 8,611,850.57/2,848.03
  6. Step 6: Final answer
    x = 3,023.79

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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.