Home / 7,200.10-9,934.41-4,056.29

Finding the Fourth Proportional to 7,200.10, 9,934.41 and 4,056.29

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Solution

The fourth proportional to 7,200.10, 9,934.41 and 4,056.29 is: 5,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.10 : 9,934.41 = 4,056.29 : x
  2. Step 2: Convert to fraction form
    7,200.10/9,934.41 = 4,056.29/x
  3. Step 3: Cross multiply
    7,200.10x = 9,934.41 × 4,056.29
  4. Step 4: Simplify right side
    7,200.10x = 40,296,847.94
  5. Step 5: Solve for x
    x = 40,296,847.94/7,200.10
  6. Step 6: Final answer
    x = 5,596.71

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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.