Home / 7,778.15-10,733.96-4,241.36

Finding the Fourth Proportional to 7,778.15, 10,733.96 and 4,241.36

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Solution

The fourth proportional to 7,778.15, 10,733.96 and 4,241.36 is: 5,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778.15 : 10,733.96 = 4,241.36 : x
  2. Step 2: Convert to fraction form
    7,778.15/10,733.96 = 4,241.36/x
  3. Step 3: Cross multiply
    7,778.15x = 10,733.96 × 4,241.36
  4. Step 4: Simplify right side
    7,778.15x = 45,526,567.38
  5. Step 5: Solve for x
    x = 45,526,567.38/7,778.15
  6. Step 6: Final answer
    x = 5,853.14

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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.