Home / 4,808.80-6,637.44-3,040.96

Finding the Fourth Proportional to 4,808.80, 6,637.44 and 3,040.96

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Solution

The fourth proportional to 4,808.80, 6,637.44 and 3,040.96 is: 4,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.80 : 6,637.44 = 3,040.96 : x
  2. Step 2: Convert to fraction form
    4,808.80/6,637.44 = 3,040.96/x
  3. Step 3: Cross multiply
    4,808.80x = 6,637.44 × 3,040.96
  4. Step 4: Simplify right side
    4,808.80x = 20,184,189.54
  5. Step 5: Solve for x
    x = 20,184,189.54/4,808.80
  6. Step 6: Final answer
    x = 4,197.34

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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.