Home / 6,133.58-8,464.25-3,615.80

Finding the Fourth Proportional to 6,133.58, 8,464.25 and 3,615.80

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Solution

The fourth proportional to 6,133.58, 8,464.25 and 3,615.80 is: 4,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,133.58 : 8,464.25 = 3,615.80 : x
  2. Step 2: Convert to fraction form
    6,133.58/8,464.25 = 3,615.80/x
  3. Step 3: Cross multiply
    6,133.58x = 8,464.25 × 3,615.80
  4. Step 4: Simplify right side
    6,133.58x = 30,604,974.75
  5. Step 5: Solve for x
    x = 30,604,974.75/6,133.58
  6. Step 6: Final answer
    x = 4,989.74

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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.