Home / 2,925-4,036.68-1,683.08

Finding the Fourth Proportional to 2,925, 4,036.68 and 1,683.08

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Solution

The fourth proportional to 2,925, 4,036.68 and 1,683.08 is: 2,322.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925 : 4,036.68 = 1,683.08 : x
  2. Step 2: Convert to fraction form
    2,925/4,036.68 = 1,683.08/x
  3. Step 3: Cross multiply
    2,925x = 4,036.68 × 1,683.08
  4. Step 4: Simplify right side
    2,925x = 6,794,055.37
  5. Step 5: Solve for x
    x = 6,794,055.37/2,925
  6. Step 6: Final answer
    x = 2,322.75

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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.