Home / 5,918.04-8,878.41-1,759.32

Finding the Fourth Proportional to 5,918.04, 8,878.41 and 1,759.32

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Solution

The fourth proportional to 5,918.04, 8,878.41 and 1,759.32 is: 2,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.04 : 8,878.41 = 1,759.32 : x
  2. Step 2: Convert to fraction form
    5,918.04/8,878.41 = 1,759.32/x
  3. Step 3: Cross multiply
    5,918.04x = 8,878.41 × 1,759.32
  4. Step 4: Simplify right side
    5,918.04x = 15,619,964.28
  5. Step 5: Solve for x
    x = 15,619,964.28/5,918.04
  6. Step 6: Final answer
    x = 2,639.38

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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.