Home / 4,293.33-6,440.01-1,290.97

Finding the Fourth Proportional to 4,293.33, 6,440.01 and 1,290.97

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Solution

The fourth proportional to 4,293.33, 6,440.01 and 1,290.97 is: 1,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.33 : 6,440.01 = 1,290.97 : x
  2. Step 2: Convert to fraction form
    4,293.33/6,440.01 = 1,290.97/x
  3. Step 3: Cross multiply
    4,293.33x = 6,440.01 × 1,290.97
  4. Step 4: Simplify right side
    4,293.33x = 8,313,859.71
  5. Step 5: Solve for x
    x = 8,313,859.71/4,293.33
  6. Step 6: Final answer
    x = 1,936.46

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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.