Home / 6,844.21-9,445.61-3,860.62

Finding the Fourth Proportional to 6,844.21, 9,445.61 and 3,860.62

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Solution

The fourth proportional to 6,844.21, 9,445.61 and 3,860.62 is: 5,328.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,844.21 : 9,445.61 = 3,860.62 : x
  2. Step 2: Convert to fraction form
    6,844.21/9,445.61 = 3,860.62/x
  3. Step 3: Cross multiply
    6,844.21x = 9,445.61 × 3,860.62
  4. Step 4: Simplify right side
    6,844.21x = 36,465,891.58
  5. Step 5: Solve for x
    x = 36,465,891.58/6,844.21
  6. Step 6: Final answer
    x = 5,328.00

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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.