Home / 4,903.98-6,768.43-3,135.75

Finding the Fourth Proportional to 4,903.98, 6,768.43 and 3,135.75

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Solution

The fourth proportional to 4,903.98, 6,768.43 and 3,135.75 is: 4,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.98 : 6,768.43 = 3,135.75 : x
  2. Step 2: Convert to fraction form
    4,903.98/6,768.43 = 3,135.75/x
  3. Step 3: Cross multiply
    4,903.98x = 6,768.43 × 3,135.75
  4. Step 4: Simplify right side
    4,903.98x = 21,224,071.15
  5. Step 5: Solve for x
    x = 21,224,071.15/4,903.98
  6. Step 6: Final answer
    x = 4,327.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.