Home / 6,844.70-9,445.48-3,860.49

Finding the Fourth Proportional to 6,844.70, 9,445.48 and 3,860.49

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Solution

The fourth proportional to 6,844.70, 9,445.48 and 3,860.49 is: 5,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,844.70 : 9,445.48 = 3,860.49 : x
  2. Step 2: Convert to fraction form
    6,844.70/9,445.48 = 3,860.49/x
  3. Step 3: Cross multiply
    6,844.70x = 9,445.48 × 3,860.49
  4. Step 4: Simplify right side
    6,844.70x = 36,464,206.85
  5. Step 5: Solve for x
    x = 36,464,206.85/6,844.70
  6. Step 6: Final answer
    x = 5,327.36

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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.