Home / 1,226.85-1,848.52-1,094.21

Finding the Fourth Proportional to 1,226.85, 1,848.52 and 1,094.21

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Solution

The fourth proportional to 1,226.85, 1,848.52 and 1,094.21 is: 1,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226.85 : 1,848.52 = 1,094.21 : x
  2. Step 2: Convert to fraction form
    1,226.85/1,848.52 = 1,094.21/x
  3. Step 3: Cross multiply
    1,226.85x = 1,848.52 × 1,094.21
  4. Step 4: Simplify right side
    1,226.85x = 2,022,668.13
  5. Step 5: Solve for x
    x = 2,022,668.13/1,226.85
  6. Step 6: Final answer
    x = 1,648.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.