Home / 5,051.06-7,578.48-2,276.90

Finding the Fourth Proportional to 5,051.06, 7,578.48 and 2,276.90

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Solution

The fourth proportional to 5,051.06, 7,578.48 and 2,276.90 is: 3,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.06 : 7,578.48 = 2,276.90 : x
  2. Step 2: Convert to fraction form
    5,051.06/7,578.48 = 2,276.90/x
  3. Step 3: Cross multiply
    5,051.06x = 7,578.48 × 2,276.90
  4. Step 4: Simplify right side
    5,051.06x = 17,255,441.11
  5. Step 5: Solve for x
    x = 17,255,441.11/5,051.06
  6. Step 6: Final answer
    x = 3,416.20

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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.