Home / 6,316.84-8,716.98-3,664.36

Finding the Fourth Proportional to 6,316.84, 8,716.98 and 3,664.36

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Solution

The fourth proportional to 6,316.84, 8,716.98 and 3,664.36 is: 5,056.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.84 : 8,716.98 = 3,664.36 : x
  2. Step 2: Convert to fraction form
    6,316.84/8,716.98 = 3,664.36/x
  3. Step 3: Cross multiply
    6,316.84x = 8,716.98 × 3,664.36
  4. Step 4: Simplify right side
    6,316.84x = 31,942,152.83
  5. Step 5: Solve for x
    x = 31,942,152.83/6,316.84
  6. Step 6: Final answer
    x = 5,056.67

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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.