Home / 5,252.18-7,248.04-2,894.31

Finding the Fourth Proportional to 5,252.18, 7,248.04 and 2,894.31

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Solution

The fourth proportional to 5,252.18, 7,248.04 and 2,894.31 is: 3,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.18 : 7,248.04 = 2,894.31 : x
  2. Step 2: Convert to fraction form
    5,252.18/7,248.04 = 2,894.31/x
  3. Step 3: Cross multiply
    5,252.18x = 7,248.04 × 2,894.31
  4. Step 4: Simplify right side
    5,252.18x = 20,978,074.65
  5. Step 5: Solve for x
    x = 20,978,074.65/5,252.18
  6. Step 6: Final answer
    x = 3,994.17

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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.