Home / 4,837.95-7,247.79-2,857.67

Finding the Fourth Proportional to 4,837.95, 7,247.79 and 2,857.67

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Solution

The fourth proportional to 4,837.95, 7,247.79 and 2,857.67 is: 4,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.95 : 7,247.79 = 2,857.67 : x
  2. Step 2: Convert to fraction form
    4,837.95/7,247.79 = 2,857.67/x
  3. Step 3: Cross multiply
    4,837.95x = 7,247.79 × 2,857.67
  4. Step 4: Simplify right side
    4,837.95x = 20,711,792.05
  5. Step 5: Solve for x
    x = 20,711,792.05/4,837.95
  6. Step 6: Final answer
    x = 4,281.11

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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.