Home / 3,848.88-5,772.60-1,075.68

Finding the Fourth Proportional to 3,848.88, 5,772.60 and 1,075.68

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Solution

The fourth proportional to 3,848.88, 5,772.60 and 1,075.68 is: 1,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.88 : 5,772.60 = 1,075.68 : x
  2. Step 2: Convert to fraction form
    3,848.88/5,772.60 = 1,075.68/x
  3. Step 3: Cross multiply
    3,848.88x = 5,772.60 × 1,075.68
  4. Step 4: Simplify right side
    3,848.88x = 6,209,470.37
  5. Step 5: Solve for x
    x = 6,209,470.37/3,848.88
  6. Step 6: Final answer
    x = 1,613.32

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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.