Home / 5,242.65-7,234.85-3,004.43

Finding the Fourth Proportional to 5,242.65, 7,234.85 and 3,004.43

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Solution

The fourth proportional to 5,242.65, 7,234.85 and 3,004.43 is: 4,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.65 : 7,234.85 = 3,004.43 : x
  2. Step 2: Convert to fraction form
    5,242.65/7,234.85 = 3,004.43/x
  3. Step 3: Cross multiply
    5,242.65x = 7,234.85 × 3,004.43
  4. Step 4: Simplify right side
    5,242.65x = 21,736,549.19
  5. Step 5: Solve for x
    x = 21,736,549.19/5,242.65
  6. Step 6: Final answer
    x = 4,146.10

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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.