Home / 4,811.50-6,636.08-3,469.13

Finding the Fourth Proportional to 4,811.50, 6,636.08 and 3,469.13

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Solution

The fourth proportional to 4,811.50, 6,636.08 and 3,469.13 is: 4,784.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.50 : 6,636.08 = 3,469.13 : x
  2. Step 2: Convert to fraction form
    4,811.50/6,636.08 = 3,469.13/x
  3. Step 3: Cross multiply
    4,811.50x = 6,636.08 × 3,469.13
  4. Step 4: Simplify right side
    4,811.50x = 23,021,405.07
  5. Step 5: Solve for x
    x = 23,021,405.07/4,811.50
  6. Step 6: Final answer
    x = 4,784.66

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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.