Home / 3,537.28-4,877-2,830.96

Finding the Fourth Proportional to 3,537.28, 4,877 and 2,830.96

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Solution

The fourth proportional to 3,537.28, 4,877 and 2,830.96 is: 3,903.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.28 : 4,877 = 2,830.96 : x
  2. Step 2: Convert to fraction form
    3,537.28/4,877 = 2,830.96/x
  3. Step 3: Cross multiply
    3,537.28x = 4,877 × 2,830.96
  4. Step 4: Simplify right side
    3,537.28x = 13,806,591.92
  5. Step 5: Solve for x
    x = 13,806,591.92/3,537.28
  6. Step 6: Final answer
    x = 3,903.17

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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.