Home / 7,438.82-10,264.96-4,452.64

Finding the Fourth Proportional to 7,438.82, 10,264.96 and 4,452.64

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Solution

The fourth proportional to 7,438.82, 10,264.96 and 4,452.64 is: 6,144.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.82 : 10,264.96 = 4,452.64 : x
  2. Step 2: Convert to fraction form
    7,438.82/10,264.96 = 4,452.64/x
  3. Step 3: Cross multiply
    7,438.82x = 10,264.96 × 4,452.64
  4. Step 4: Simplify right side
    7,438.82x = 45,706,171.49
  5. Step 5: Solve for x
    x = 45,706,171.49/7,438.82
  6. Step 6: Final answer
    x = 6,144.28

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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.