Home / 10,845.09-16,267.64-4,271.94

Finding the Fourth Proportional to 10,845.09, 16,267.64 and 4,271.94

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Solution

The fourth proportional to 10,845.09, 16,267.64 and 4,271.94 is: 6,407.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.09 : 16,267.64 = 4,271.94 : x
  2. Step 2: Convert to fraction form
    10,845.09/16,267.64 = 4,271.94/x
  3. Step 3: Cross multiply
    10,845.09x = 16,267.64 × 4,271.94
  4. Step 4: Simplify right side
    10,845.09x = 69,494,360.66
  5. Step 5: Solve for x
    x = 69,494,360.66/10,845.09
  6. Step 6: Final answer
    x = 6,407.91

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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.