Home / 4,513.82-6,768.29-1,392.89

Finding the Fourth Proportional to 4,513.82, 6,768.29 and 1,392.89

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Solution

The fourth proportional to 4,513.82, 6,768.29 and 1,392.89 is: 2,088.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513.82 : 6,768.29 = 1,392.89 : x
  2. Step 2: Convert to fraction form
    4,513.82/6,768.29 = 1,392.89/x
  3. Step 3: Cross multiply
    4,513.82x = 6,768.29 × 1,392.89
  4. Step 4: Simplify right side
    4,513.82x = 9,427,453.10
  5. Step 5: Solve for x
    x = 9,427,453.10/4,513.82
  6. Step 6: Final answer
    x = 2,088.58

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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.