Home / 7,438.14-11,157.05-3,052.50

Finding the Fourth Proportional to 7,438.14, 11,157.05 and 3,052.50

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Solution

The fourth proportional to 7,438.14, 11,157.05 and 3,052.50 is: 4,578.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.14 : 11,157.05 = 3,052.50 : x
  2. Step 2: Convert to fraction form
    7,438.14/11,157.05 = 3,052.50/x
  3. Step 3: Cross multiply
    7,438.14x = 11,157.05 × 3,052.50
  4. Step 4: Simplify right side
    7,438.14x = 34,056,860.92
  5. Step 5: Solve for x
    x = 34,056,860.92/7,438.14
  6. Step 6: Final answer
    x = 4,578.68

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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.