Home / 4,302.12-6,453.30-1,224.12

Finding the Fourth Proportional to 4,302.12, 6,453.30 and 1,224.12

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Solution

The fourth proportional to 4,302.12, 6,453.30 and 1,224.12 is: 1,836.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.12 : 6,453.30 = 1,224.12 : x
  2. Step 2: Convert to fraction form
    4,302.12/6,453.30 = 1,224.12/x
  3. Step 3: Cross multiply
    4,302.12x = 6,453.30 × 1,224.12
  4. Step 4: Simplify right side
    4,302.12x = 7,899,613.60
  5. Step 5: Solve for x
    x = 7,899,613.60/4,302.12
  6. Step 6: Final answer
    x = 1,836.21

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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.