Home / 10,821.53-16,239.58-4,246.94

Finding the Fourth Proportional to 10,821.53, 16,239.58 and 4,246.94

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Solution

The fourth proportional to 10,821.53, 16,239.58 and 4,246.94 is: 6,373.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.53 : 16,239.58 = 4,246.94 : x
  2. Step 2: Convert to fraction form
    10,821.53/16,239.58 = 4,246.94/x
  3. Step 3: Cross multiply
    10,821.53x = 16,239.58 × 4,246.94
  4. Step 4: Simplify right side
    10,821.53x = 68,968,440.69
  5. Step 5: Solve for x
    x = 68,968,440.69/10,821.53
  6. Step 6: Final answer
    x = 6,373.26

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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.