Home / 5,918.25-8,875.84-1,757.28

Finding the Fourth Proportional to 5,918.25, 8,875.84 and 1,757.28

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Solution

The fourth proportional to 5,918.25, 8,875.84 and 1,757.28 is: 2,635.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.25 : 8,875.84 = 1,757.28 : x
  2. Step 2: Convert to fraction form
    5,918.25/8,875.84 = 1,757.28/x
  3. Step 3: Cross multiply
    5,918.25x = 8,875.84 × 1,757.28
  4. Step 4: Simplify right side
    5,918.25x = 15,597,282.95
  5. Step 5: Solve for x
    x = 15,597,282.95/5,918.25
  6. Step 6: Final answer
    x = 2,635.46

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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.