Home / 4,188.08-6,282.78-1,266.02

Finding the Fourth Proportional to 4,188.08, 6,282.78 and 1,266.02

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Solution

The fourth proportional to 4,188.08, 6,282.78 and 1,266.02 is: 1,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.08 : 6,282.78 = 1,266.02 : x
  2. Step 2: Convert to fraction form
    4,188.08/6,282.78 = 1,266.02/x
  3. Step 3: Cross multiply
    4,188.08x = 6,282.78 × 1,266.02
  4. Step 4: Simplify right side
    4,188.08x = 7,954,125.14
  5. Step 5: Solve for x
    x = 7,954,125.14/4,188.08
  6. Step 6: Final answer
    x = 1,899.23

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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.