Home / 7,627.46-11,438.53-3,624.37

Finding the Fourth Proportional to 7,627.46, 11,438.53 and 3,624.37

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Solution

The fourth proportional to 7,627.46, 11,438.53 and 3,624.37 is: 5,435.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.46 : 11,438.53 = 3,624.37 : x
  2. Step 2: Convert to fraction form
    7,627.46/11,438.53 = 3,624.37/x
  3. Step 3: Cross multiply
    7,627.46x = 11,438.53 × 3,624.37
  4. Step 4: Simplify right side
    7,627.46x = 41,457,427.32
  5. Step 5: Solve for x
    x = 41,457,427.32/7,627.46
  6. Step 6: Final answer
    x = 5,435.29

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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.