Home / 4,302.27-6,453.63-1,380.60

Finding the Fourth Proportional to 4,302.27, 6,453.63 and 1,380.60

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Solution

The fourth proportional to 4,302.27, 6,453.63 and 1,380.60 is: 2,070.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.27 : 6,453.63 = 1,380.60 : x
  2. Step 2: Convert to fraction form
    4,302.27/6,453.63 = 1,380.60/x
  3. Step 3: Cross multiply
    4,302.27x = 6,453.63 × 1,380.60
  4. Step 4: Simplify right side
    4,302.27x = 8,909,881.58
  5. Step 5: Solve for x
    x = 8,909,881.58/4,302.27
  6. Step 6: Final answer
    x = 2,070.97

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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.