Home / 3,317.40-4,975.02-1,008.36

Finding the Fourth Proportional to 3,317.40, 4,975.02 and 1,008.36

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Solution

The fourth proportional to 3,317.40, 4,975.02 and 1,008.36 is: 1,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.40 : 4,975.02 = 1,008.36 : x
  2. Step 2: Convert to fraction form
    3,317.40/4,975.02 = 1,008.36/x
  3. Step 3: Cross multiply
    3,317.40x = 4,975.02 × 1,008.36
  4. Step 4: Simplify right side
    3,317.40x = 5,016,611.17
  5. Step 5: Solve for x
    x = 5,016,611.17/3,317.40
  6. Step 6: Final answer
    x = 1,512.21

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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.