Home / 11,055.48-15,255.66-6,087.48

Finding the Fourth Proportional to 11,055.48, 15,255.66 and 6,087.48

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Solution

The fourth proportional to 11,055.48, 15,255.66 and 6,087.48 is: 8,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.48 : 15,255.66 = 6,087.48 : x
  2. Step 2: Convert to fraction form
    11,055.48/15,255.66 = 6,087.48/x
  3. Step 3: Cross multiply
    11,055.48x = 15,255.66 × 6,087.48
  4. Step 4: Simplify right side
    11,055.48x = 92,868,525.14
  5. Step 5: Solve for x
    x = 92,868,525.14/11,055.48
  6. Step 6: Final answer
    x = 8,400.23

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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.