Home / 2,840.76-4,262.19-1,197.15

Finding the Fourth Proportional to 2,840.76, 4,262.19 and 1,197.15

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Solution

The fourth proportional to 2,840.76, 4,262.19 and 1,197.15 is: 1,796.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.76 : 4,262.19 = 1,197.15 : x
  2. Step 2: Convert to fraction form
    2,840.76/4,262.19 = 1,197.15/x
  3. Step 3: Cross multiply
    2,840.76x = 4,262.19 × 1,197.15
  4. Step 4: Simplify right side
    2,840.76x = 5,102,480.76
  5. Step 5: Solve for x
    x = 5,102,480.76/2,840.76
  6. Step 6: Final answer
    x = 1,796.17

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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.