Home / 6,799.21-9,380.54-4,281.55

Finding the Fourth Proportional to 6,799.21, 9,380.54 and 4,281.55

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Solution

The fourth proportional to 6,799.21, 9,380.54 and 4,281.55 is: 5,907.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.21 : 9,380.54 = 4,281.55 : x
  2. Step 2: Convert to fraction form
    6,799.21/9,380.54 = 4,281.55/x
  3. Step 3: Cross multiply
    6,799.21x = 9,380.54 × 4,281.55
  4. Step 4: Simplify right side
    6,799.21x = 40,163,238.29
  5. Step 5: Solve for x
    x = 40,163,238.29/6,799.21
  6. Step 6: Final answer
    x = 5,907.05

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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.