Home / 8,146.52-11,243.04-5,004.80

Finding the Fourth Proportional to 8,146.52, 11,243.04 and 5,004.80

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Solution

The fourth proportional to 8,146.52, 11,243.04 and 5,004.80 is: 6,907.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.52 : 11,243.04 = 5,004.80 : x
  2. Step 2: Convert to fraction form
    8,146.52/11,243.04 = 5,004.80/x
  3. Step 3: Cross multiply
    8,146.52x = 11,243.04 × 5,004.80
  4. Step 4: Simplify right side
    8,146.52x = 56,269,166.59
  5. Step 5: Solve for x
    x = 56,269,166.59/8,146.52
  6. Step 6: Final answer
    x = 6,907.14

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1.5x scale

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.