Home / 2,925.25-4,036.94-1,683.25

Finding the Fourth Proportional to 2,925.25, 4,036.94 and 1,683.25

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Solution

The fourth proportional to 2,925.25, 4,036.94 and 1,683.25 is: 2,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.25 : 4,036.94 = 1,683.25 : x
  2. Step 2: Convert to fraction form
    2,925.25/4,036.94 = 1,683.25/x
  3. Step 3: Cross multiply
    2,925.25x = 4,036.94 × 1,683.25
  4. Step 4: Simplify right side
    2,925.25x = 6,795,179.26
  5. Step 5: Solve for x
    x = 6,795,179.26/2,925.25
  6. Step 6: Final answer
    x = 2,322.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.