Home / 4,505.36-6,758.03-1,218.45

Finding the Fourth Proportional to 4,505.36, 6,758.03 and 1,218.45

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Solution

The fourth proportional to 4,505.36, 6,758.03 and 1,218.45 is: 1,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.36 : 6,758.03 = 1,218.45 : x
  2. Step 2: Convert to fraction form
    4,505.36/6,758.03 = 1,218.45/x
  3. Step 3: Cross multiply
    4,505.36x = 6,758.03 × 1,218.45
  4. Step 4: Simplify right side
    4,505.36x = 8,234,321.65
  5. Step 5: Solve for x
    x = 8,234,321.65/4,505.36
  6. Step 6: Final answer
    x = 1,827.67

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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.