Home / 4,680.30-6,999.80-4,163.93

Finding the Fourth Proportional to 4,680.30, 6,999.80 and 4,163.93

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Solution

The fourth proportional to 4,680.30, 6,999.80 and 4,163.93 is: 6,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.30 : 6,999.80 = 4,163.93 : x
  2. Step 2: Convert to fraction form
    4,680.30/6,999.80 = 4,163.93/x
  3. Step 3: Cross multiply
    4,680.30x = 6,999.80 × 4,163.93
  4. Step 4: Simplify right side
    4,680.30x = 29,146,621.40
  5. Step 5: Solve for x
    x = 29,146,621.40/4,680.30
  6. Step 6: Final answer
    x = 6,227.51

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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.