Home / 4,388.51-6,583.40-1,425.98

Finding the Fourth Proportional to 4,388.51, 6,583.40 and 1,425.98

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Solution

The fourth proportional to 4,388.51, 6,583.40 and 1,425.98 is: 2,139.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.51 : 6,583.40 = 1,425.98 : x
  2. Step 2: Convert to fraction form
    4,388.51/6,583.40 = 1,425.98/x
  3. Step 3: Cross multiply
    4,388.51x = 6,583.40 × 1,425.98
  4. Step 4: Simplify right side
    4,388.51x = 9,387,796.73
  5. Step 5: Solve for x
    x = 9,387,796.73/4,388.51
  6. Step 6: Final answer
    x = 2,139.18

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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.