Home / 4,283.48-6,424.79-3,039.38

Finding the Fourth Proportional to 4,283.48, 6,424.79 and 3,039.38

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Solution

The fourth proportional to 4,283.48, 6,424.79 and 3,039.38 is: 4,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.48 : 6,424.79 = 3,039.38 : x
  2. Step 2: Convert to fraction form
    4,283.48/6,424.79 = 3,039.38/x
  3. Step 3: Cross multiply
    4,283.48x = 6,424.79 × 3,039.38
  4. Step 4: Simplify right side
    4,283.48x = 19,527,401.89
  5. Step 5: Solve for x
    x = 19,527,401.89/4,283.48
  6. Step 6: Final answer
    x = 4,558.78

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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.