Home / 4,293.33-6,438.21-2,907.03

Finding the Fourth Proportional to 4,293.33, 6,438.21 and 2,907.03

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Solution

The fourth proportional to 4,293.33, 6,438.21 and 2,907.03 is: 4,359.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.33 : 6,438.21 = 2,907.03 : x
  2. Step 2: Convert to fraction form
    4,293.33/6,438.21 = 2,907.03/x
  3. Step 3: Cross multiply
    4,293.33x = 6,438.21 × 2,907.03
  4. Step 4: Simplify right side
    4,293.33x = 18,716,069.62
  5. Step 5: Solve for x
    x = 18,716,069.62/4,293.33
  6. Step 6: Final answer
    x = 4,359.34

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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.