Home / 4,188.22-6,283.35-1,266.36

Finding the Fourth Proportional to 4,188.22, 6,283.35 and 1,266.36

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Solution

The fourth proportional to 4,188.22, 6,283.35 and 1,266.36 is: 1,899.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.22 : 6,283.35 = 1,266.36 : x
  2. Step 2: Convert to fraction form
    4,188.22/6,283.35 = 1,266.36/x
  3. Step 3: Cross multiply
    4,188.22x = 6,283.35 × 1,266.36
  4. Step 4: Simplify right side
    4,188.22x = 7,956,983.11
  5. Step 5: Solve for x
    x = 7,956,983.11/4,188.22
  6. Step 6: Final answer
    x = 1,899.85

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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.