Home / 4,188.69-6,289.58-3,610.20

Finding the Fourth Proportional to 4,188.69, 6,289.58 and 3,610.20

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Solution

The fourth proportional to 4,188.69, 6,289.58 and 3,610.20 is: 5,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.69 : 6,289.58 = 3,610.20 : x
  2. Step 2: Convert to fraction form
    4,188.69/6,289.58 = 3,610.20/x
  3. Step 3: Cross multiply
    4,188.69x = 6,289.58 × 3,610.20
  4. Step 4: Simplify right side
    4,188.69x = 22,706,623.67
  5. Step 5: Solve for x
    x = 22,706,623.67/4,188.69
  6. Step 6: Final answer
    x = 5,420.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.