Home / 3,157.04-4,356.87-2,632.16

Finding the Fourth Proportional to 3,157.04, 4,356.87 and 2,632.16

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Solution

The fourth proportional to 3,157.04, 4,356.87 and 2,632.16 is: 3,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.04 : 4,356.87 = 2,632.16 : x
  2. Step 2: Convert to fraction form
    3,157.04/4,356.87 = 2,632.16/x
  3. Step 3: Cross multiply
    3,157.04x = 4,356.87 × 2,632.16
  4. Step 4: Simplify right side
    3,157.04x = 11,467,978.94
  5. Step 5: Solve for x
    x = 11,467,978.94/3,157.04
  6. Step 6: Final answer
    x = 3,632.51

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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.