Home / 11,577.05-15,976.88-6,541.48

Finding the Fourth Proportional to 11,577.05, 15,976.88 and 6,541.48

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Solution

The fourth proportional to 11,577.05, 15,976.88 and 6,541.48 is: 9,027.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.05 : 15,976.88 = 6,541.48 : x
  2. Step 2: Convert to fraction form
    11,577.05/15,976.88 = 6,541.48/x
  3. Step 3: Cross multiply
    11,577.05x = 15,976.88 × 6,541.48
  4. Step 4: Simplify right side
    11,577.05x = 104,512,440.98
  5. Step 5: Solve for x
    x = 104,512,440.98/11,577.05
  6. Step 6: Final answer
    x = 9,027.55

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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.