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Finding the Fourth Proportional to 6,313.58, 8,711.18 and 3,795.19

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Solution

The fourth proportional to 6,313.58, 8,711.18 and 3,795.19 is: 5,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.58 : 8,711.18 = 3,795.19 : x
  2. Step 2: Convert to fraction form
    6,313.58/8,711.18 = 3,795.19/x
  3. Step 3: Cross multiply
    6,313.58x = 8,711.18 × 3,795.19
  4. Step 4: Simplify right side
    6,313.58x = 33,060,583.22
  5. Step 5: Solve for x
    x = 33,060,583.22/6,313.58
  6. Step 6: Final answer
    x = 5,236.42

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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.