Home / 4,196.20-6,294.45-1,274.50

Finding the Fourth Proportional to 4,196.20, 6,294.45 and 1,274.50

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Solution

The fourth proportional to 4,196.20, 6,294.45 and 1,274.50 is: 1,911.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.20 : 6,294.45 = 1,274.50 : x
  2. Step 2: Convert to fraction form
    4,196.20/6,294.45 = 1,274.50/x
  3. Step 3: Cross multiply
    4,196.20x = 6,294.45 × 1,274.50
  4. Step 4: Simplify right side
    4,196.20x = 8,022,276.53
  5. Step 5: Solve for x
    x = 8,022,276.53/4,196.20
  6. Step 6: Final answer
    x = 1,911.80

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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.