Home / 4,185.18-5,770.47-3,616.99

Finding the Fourth Proportional to 4,185.18, 5,770.47 and 3,616.99

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Solution

The fourth proportional to 4,185.18, 5,770.47 and 3,616.99 is: 4,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.18 : 5,770.47 = 3,616.99 : x
  2. Step 2: Convert to fraction form
    4,185.18/5,770.47 = 3,616.99/x
  3. Step 3: Cross multiply
    4,185.18x = 5,770.47 × 3,616.99
  4. Step 4: Simplify right side
    4,185.18x = 20,871,732.29
  5. Step 5: Solve for x
    x = 20,871,732.29/4,185.18
  6. Step 6: Final answer
    x = 4,987.06

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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.