Home / 4,629.92-6,389.64-2,837.39

Finding the Fourth Proportional to 4,629.92, 6,389.64 and 2,837.39

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Solution

The fourth proportional to 4,629.92, 6,389.64 and 2,837.39 is: 3,915.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.92 : 6,389.64 = 2,837.39 : x
  2. Step 2: Convert to fraction form
    4,629.92/6,389.64 = 2,837.39/x
  3. Step 3: Cross multiply
    4,629.92x = 6,389.64 × 2,837.39
  4. Step 4: Simplify right side
    4,629.92x = 18,129,868.69
  5. Step 5: Solve for x
    x = 18,129,868.69/4,629.92
  6. Step 6: Final answer
    x = 3,915.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.