Home / 11,055.78-16,577.37-7,550.03

Finding the Fourth Proportional to 11,055.78, 16,577.37 and 7,550.03

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Solution

The fourth proportional to 11,055.78, 16,577.37 and 7,550.03 is: 11,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.78 : 16,577.37 = 7,550.03 : x
  2. Step 2: Convert to fraction form
    11,055.78/16,577.37 = 7,550.03/x
  3. Step 3: Cross multiply
    11,055.78x = 16,577.37 × 7,550.03
  4. Step 4: Simplify right side
    11,055.78x = 125,159,640.82
  5. Step 5: Solve for x
    x = 125,159,640.82/11,055.78
  6. Step 6: Final answer
    x = 11,320.74

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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.