Home / 2,329.08-3,214.92-1,445.40

Finding the Fourth Proportional to 2,329.08, 3,214.92 and 1,445.40

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Solution

The fourth proportional to 2,329.08, 3,214.92 and 1,445.40 is: 1,995.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.08 : 3,214.92 = 1,445.40 : x
  2. Step 2: Convert to fraction form
    2,329.08/3,214.92 = 1,445.40/x
  3. Step 3: Cross multiply
    2,329.08x = 3,214.92 × 1,445.40
  4. Step 4: Simplify right side
    2,329.08x = 4,646,845.37
  5. Step 5: Solve for x
    x = 4,646,845.37/2,329.08
  6. Step 6: Final answer
    x = 1,995.14

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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.