Home / 7,811.26-10,773.90-4,975.84

Finding the Fourth Proportional to 7,811.26, 10,773.90 and 4,975.84

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Solution

The fourth proportional to 7,811.26, 10,773.90 and 4,975.84 is: 6,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,811.26 : 10,773.90 = 4,975.84 : x
  2. Step 2: Convert to fraction form
    7,811.26/10,773.90 = 4,975.84/x
  3. Step 3: Cross multiply
    7,811.26x = 10,773.90 × 4,975.84
  4. Step 4: Simplify right side
    7,811.26x = 53,609,202.58
  5. Step 5: Solve for x
    x = 53,609,202.58/7,811.26
  6. Step 6: Final answer
    x = 6,863.07

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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.