Home / 2,763.68-4,125.30-2,435.64

Finding the Fourth Proportional to 2,763.68, 4,125.30 and 2,435.64

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Solution

The fourth proportional to 2,763.68, 4,125.30 and 2,435.64 is: 3,635.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.68 : 4,125.30 = 2,435.64 : x
  2. Step 2: Convert to fraction form
    2,763.68/4,125.30 = 2,435.64/x
  3. Step 3: Cross multiply
    2,763.68x = 4,125.30 × 2,435.64
  4. Step 4: Simplify right side
    2,763.68x = 10,047,745.69
  5. Step 5: Solve for x
    x = 10,047,745.69/2,763.68
  6. Step 6: Final answer
    x = 3,635.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.