Home / 2,428.32-3,352.32-1,433.94

Finding the Fourth Proportional to 2,428.32, 3,352.32 and 1,433.94

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Solution

The fourth proportional to 2,428.32, 3,352.32 and 1,433.94 is: 1,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.32 : 3,352.32 = 1,433.94 : x
  2. Step 2: Convert to fraction form
    2,428.32/3,352.32 = 1,433.94/x
  3. Step 3: Cross multiply
    2,428.32x = 3,352.32 × 1,433.94
  4. Step 4: Simplify right side
    2,428.32x = 4,807,025.74
  5. Step 5: Solve for x
    x = 4,807,025.74/2,428.32
  6. Step 6: Final answer
    x = 1,979.57

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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.