Home / 8,055.47-11,121.41-5,265.83

Finding the Fourth Proportional to 8,055.47, 11,121.41 and 5,265.83

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Solution

The fourth proportional to 8,055.47, 11,121.41 and 5,265.83 is: 7,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.47 : 11,121.41 = 5,265.83 : x
  2. Step 2: Convert to fraction form
    8,055.47/11,121.41 = 5,265.83/x
  3. Step 3: Cross multiply
    8,055.47x = 11,121.41 × 5,265.83
  4. Step 4: Simplify right side
    8,055.47x = 58,563,495.39
  5. Step 5: Solve for x
    x = 58,563,495.39/8,055.47
  6. Step 6: Final answer
    x = 7,270.03

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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.