Home / 4,205.43-6,309.05-1,283.64

Finding the Fourth Proportional to 4,205.43, 6,309.05 and 1,283.64

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Solution

The fourth proportional to 4,205.43, 6,309.05 and 1,283.64 is: 1,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.43 : 6,309.05 = 1,283.64 : x
  2. Step 2: Convert to fraction form
    4,205.43/6,309.05 = 1,283.64/x
  3. Step 3: Cross multiply
    4,205.43x = 6,309.05 × 1,283.64
  4. Step 4: Simplify right side
    4,205.43x = 8,098,542.52
  5. Step 5: Solve for x
    x = 8,098,542.52/4,205.43
  6. Step 6: Final answer
    x = 1,925.73

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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.