Home / 6,820.32-10,234.84-4,485.03

Finding the Fourth Proportional to 6,820.32, 10,234.84 and 4,485.03

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Solution

The fourth proportional to 6,820.32, 10,234.84 and 4,485.03 is: 6,730.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820.32 : 10,234.84 = 4,485.03 : x
  2. Step 2: Convert to fraction form
    6,820.32/10,234.84 = 4,485.03/x
  3. Step 3: Cross multiply
    6,820.32x = 10,234.84 × 4,485.03
  4. Step 4: Simplify right side
    6,820.32x = 45,903,564.45
  5. Step 5: Solve for x
    x = 45,903,564.45/6,820.32
  6. Step 6: Final answer
    x = 6,730.41

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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.