Home / 7,234.15-10,857.39-5,159.24

Finding the Fourth Proportional to 7,234.15, 10,857.39 and 5,159.24

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Solution

The fourth proportional to 7,234.15, 10,857.39 and 5,159.24 is: 7,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.15 : 10,857.39 = 5,159.24 : x
  2. Step 2: Convert to fraction form
    7,234.15/10,857.39 = 5,159.24/x
  3. Step 3: Cross multiply
    7,234.15x = 10,857.39 × 5,159.24
  4. Step 4: Simplify right side
    7,234.15x = 56,015,880.78
  5. Step 5: Solve for x
    x = 56,015,880.78/7,234.15
  6. Step 6: Final answer
    x = 7,743.26

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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.