Home / 6,888.30-10,336.50-2,728.71

Finding the Fourth Proportional to 6,888.30, 10,336.50 and 2,728.71

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Solution

The fourth proportional to 6,888.30, 10,336.50 and 2,728.71 is: 4,094.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.30 : 10,336.50 = 2,728.71 : x
  2. Step 2: Convert to fraction form
    6,888.30/10,336.50 = 2,728.71/x
  3. Step 3: Cross multiply
    6,888.30x = 10,336.50 × 2,728.71
  4. Step 4: Simplify right side
    6,888.30x = 28,205,310.92
  5. Step 5: Solve for x
    x = 28,205,310.92/6,888.30
  6. Step 6: Final answer
    x = 4,094.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.