Home / 10,821.38-16,235.31-4,584.14

Finding the Fourth Proportional to 10,821.38, 16,235.31 and 4,584.14

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Solution

The fourth proportional to 10,821.38, 16,235.31 and 4,584.14 is: 6,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.38 : 16,235.31 = 4,584.14 : x
  2. Step 2: Convert to fraction form
    10,821.38/16,235.31 = 4,584.14/x
  3. Step 3: Cross multiply
    10,821.38x = 16,235.31 × 4,584.14
  4. Step 4: Simplify right side
    10,821.38x = 74,424,933.98
  5. Step 5: Solve for x
    x = 74,424,933.98/10,821.38
  6. Step 6: Final answer
    x = 6,877.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.