Home / 5,054.15-6,973.90-2,815.97

Finding the Fourth Proportional to 5,054.15, 6,973.90 and 2,815.97

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Solution

The fourth proportional to 5,054.15, 6,973.90 and 2,815.97 is: 3,885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.15 : 6,973.90 = 2,815.97 : x
  2. Step 2: Convert to fraction form
    5,054.15/6,973.90 = 2,815.97/x
  3. Step 3: Cross multiply
    5,054.15x = 6,973.90 × 2,815.97
  4. Step 4: Simplify right side
    5,054.15x = 19,638,293.18
  5. Step 5: Solve for x
    x = 19,638,293.18/5,054.15
  6. Step 6: Final answer
    x = 3,885.58

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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.