Home / 10,397.04-15,604.38-4,161.42

Finding the Fourth Proportional to 10,397.04, 15,604.38 and 4,161.42

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Solution

The fourth proportional to 10,397.04, 15,604.38 and 4,161.42 is: 6,245.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.04 : 15,604.38 = 4,161.42 : x
  2. Step 2: Convert to fraction form
    10,397.04/15,604.38 = 4,161.42/x
  3. Step 3: Cross multiply
    10,397.04x = 15,604.38 × 4,161.42
  4. Step 4: Simplify right side
    10,397.04x = 64,936,379.02
  5. Step 5: Solve for x
    x = 64,936,379.02/10,397.04
  6. Step 6: Final answer
    x = 6,245.66

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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.