Home / 4,288.89-6,438.83-2,342.46

Finding the Fourth Proportional to 4,288.89, 6,438.83 and 2,342.46

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Solution

The fourth proportional to 4,288.89, 6,438.83 and 2,342.46 is: 3,516.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.89 : 6,438.83 = 2,342.46 : x
  2. Step 2: Convert to fraction form
    4,288.89/6,438.83 = 2,342.46/x
  3. Step 3: Cross multiply
    4,288.89x = 6,438.83 × 2,342.46
  4. Step 4: Simplify right side
    4,288.89x = 15,082,690.01
  5. Step 5: Solve for x
    x = 15,082,690.01/4,288.89
  6. Step 6: Final answer
    x = 3,516.69

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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.