Home / 5,041.86-7,563.87-2,118.48

Finding the Fourth Proportional to 5,041.86, 7,563.87 and 2,118.48

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Solution

The fourth proportional to 5,041.86, 7,563.87 and 2,118.48 is: 3,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.86 : 7,563.87 = 2,118.48 : x
  2. Step 2: Convert to fraction form
    5,041.86/7,563.87 = 2,118.48/x
  3. Step 3: Cross multiply
    5,041.86x = 7,563.87 × 2,118.48
  4. Step 4: Simplify right side
    5,041.86x = 16,023,907.32
  5. Step 5: Solve for x
    x = 16,023,907.32/5,041.86
  6. Step 6: Final answer
    x = 3,178.17

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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.