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Finding the Fourth Proportional to 5,154.37, 7,113.05 and 2,796.51

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Solution

The fourth proportional to 5,154.37, 7,113.05 and 2,796.51 is: 3,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.37 : 7,113.05 = 2,796.51 : x
  2. Step 2: Convert to fraction form
    5,154.37/7,113.05 = 2,796.51/x
  3. Step 3: Cross multiply
    5,154.37x = 7,113.05 × 2,796.51
  4. Step 4: Simplify right side
    5,154.37x = 19,891,665.91
  5. Step 5: Solve for x
    x = 19,891,665.91/5,154.37
  6. Step 6: Final answer
    x = 3,859.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.