Home / 3,435.28-4,740.52-2,038

Finding the Fourth Proportional to 3,435.28, 4,740.52 and 2,038

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Solution

The fourth proportional to 3,435.28, 4,740.52 and 2,038 is: 2,812.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.28 : 4,740.52 = 2,038 : x
  2. Step 2: Convert to fraction form
    3,435.28/4,740.52 = 2,038/x
  3. Step 3: Cross multiply
    3,435.28x = 4,740.52 × 2,038
  4. Step 4: Simplify right side
    3,435.28x = 9,661,179.76
  5. Step 5: Solve for x
    x = 9,661,179.76/3,435.28
  6. Step 6: Final answer
    x = 2,812.34

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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.