Home / 4,086.98-6,130.31-1,008.98

Finding the Fourth Proportional to 4,086.98, 6,130.31 and 1,008.98

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Solution

The fourth proportional to 4,086.98, 6,130.31 and 1,008.98 is: 1,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.98 : 6,130.31 = 1,008.98 : x
  2. Step 2: Convert to fraction form
    4,086.98/6,130.31 = 1,008.98/x
  3. Step 3: Cross multiply
    4,086.98x = 6,130.31 × 1,008.98
  4. Step 4: Simplify right side
    4,086.98x = 6,185,360.18
  5. Step 5: Solve for x
    x = 6,185,360.18/4,086.98
  6. Step 6: Final answer
    x = 1,513.43

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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.