Home / 4,196.50-6,295.47-1,275.10

Finding the Fourth Proportional to 4,196.50, 6,295.47 and 1,275.10

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Solution

The fourth proportional to 4,196.50, 6,295.47 and 1,275.10 is: 1,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.50 : 6,295.47 = 1,275.10 : x
  2. Step 2: Convert to fraction form
    4,196.50/6,295.47 = 1,275.10/x
  3. Step 3: Cross multiply
    4,196.50x = 6,295.47 × 1,275.10
  4. Step 4: Simplify right side
    4,196.50x = 8,027,353.80
  5. Step 5: Solve for x
    x = 8,027,353.80/4,196.50
  6. Step 6: Final answer
    x = 1,912.87

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Double scale
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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.