Home / 6,315.83-9,487.41-3,852.11

Finding the Fourth Proportional to 6,315.83, 9,487.41 and 3,852.11

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Solution

The fourth proportional to 6,315.83, 9,487.41 and 3,852.11 is: 5,786.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.83 : 9,487.41 = 3,852.11 : x
  2. Step 2: Convert to fraction form
    6,315.83/9,487.41 = 3,852.11/x
  3. Step 3: Cross multiply
    6,315.83x = 9,487.41 × 3,852.11
  4. Step 4: Simplify right side
    6,315.83x = 36,546,546.94
  5. Step 5: Solve for x
    x = 36,546,546.94/6,315.83
  6. Step 6: Final answer
    x = 5,786.50

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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.