Home / 4,205.55-6,308.30-1,283.84

Finding the Fourth Proportional to 4,205.55, 6,308.30 and 1,283.84

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Solution

The fourth proportional to 4,205.55, 6,308.30 and 1,283.84 is: 1,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.55 : 6,308.30 = 1,283.84 : x
  2. Step 2: Convert to fraction form
    4,205.55/6,308.30 = 1,283.84/x
  3. Step 3: Cross multiply
    4,205.55x = 6,308.30 × 1,283.84
  4. Step 4: Simplify right side
    4,205.55x = 8,098,847.87
  5. Step 5: Solve for x
    x = 8,098,847.87/4,205.55
  6. Step 6: Final answer
    x = 1,925.75

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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.