Home / 6,204.50-8,561.61-3,515.84

Finding the Fourth Proportional to 6,204.50, 8,561.61 and 3,515.84

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Solution

The fourth proportional to 6,204.50, 8,561.61 and 3,515.84 is: 4,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,204.50 : 8,561.61 = 3,515.84 : x
  2. Step 2: Convert to fraction form
    6,204.50/8,561.61 = 3,515.84/x
  3. Step 3: Cross multiply
    6,204.50x = 8,561.61 × 3,515.84
  4. Step 4: Simplify right side
    6,204.50x = 30,101,208.09
  5. Step 5: Solve for x
    x = 30,101,208.09/6,204.50
  6. Step 6: Final answer
    x = 4,851.52

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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.