Home / 4,227.75-6,342.57-1,266.07

Finding the Fourth Proportional to 4,227.75, 6,342.57 and 1,266.07

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Solution

The fourth proportional to 4,227.75, 6,342.57 and 1,266.07 is: 1,899.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.75 : 6,342.57 = 1,266.07 : x
  2. Step 2: Convert to fraction form
    4,227.75/6,342.57 = 1,266.07/x
  3. Step 3: Cross multiply
    4,227.75x = 6,342.57 × 1,266.07
  4. Step 4: Simplify right side
    4,227.75x = 8,030,159.51
  5. Step 5: Solve for x
    x = 8,030,159.51/4,227.75
  6. Step 6: Final answer
    x = 1,899.39

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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.