Home / 6,794.86-9,372.59-4,909.21

Finding the Fourth Proportional to 6,794.86, 9,372.59 and 4,909.21

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Solution

The fourth proportional to 6,794.86, 9,372.59 and 4,909.21 is: 6,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794.86 : 9,372.59 = 4,909.21 : x
  2. Step 2: Convert to fraction form
    6,794.86/9,372.59 = 4,909.21/x
  3. Step 3: Cross multiply
    6,794.86x = 9,372.59 × 4,909.21
  4. Step 4: Simplify right side
    6,794.86x = 46,012,012.55
  5. Step 5: Solve for x
    x = 46,012,012.55/6,794.86
  6. Step 6: Final answer
    x = 6,771.59

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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.