Home / 2,879.47-4,318.53-2,436.67

Finding the Fourth Proportional to 2,879.47, 4,318.53 and 2,436.67

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Solution

The fourth proportional to 2,879.47, 4,318.53 and 2,436.67 is: 3,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.47 : 4,318.53 = 2,436.67 : x
  2. Step 2: Convert to fraction form
    2,879.47/4,318.53 = 2,436.67/x
  3. Step 3: Cross multiply
    2,879.47x = 4,318.53 × 2,436.67
  4. Step 4: Simplify right side
    2,879.47x = 10,522,832.50
  5. Step 5: Solve for x
    x = 10,522,832.50/2,879.47
  6. Step 6: Final answer
    x = 3,654.43

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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.