Home / 10,911.88-15,058.84-6,196.60

Finding the Fourth Proportional to 10,911.88, 15,058.84 and 6,196.60

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Solution

The fourth proportional to 10,911.88, 15,058.84 and 6,196.60 is: 8,551.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911.88 : 15,058.84 = 6,196.60 : x
  2. Step 2: Convert to fraction form
    10,911.88/15,058.84 = 6,196.60/x
  3. Step 3: Cross multiply
    10,911.88x = 15,058.84 × 6,196.60
  4. Step 4: Simplify right side
    10,911.88x = 93,313,607.94
  5. Step 5: Solve for x
    x = 93,313,607.94/10,911.88
  6. Step 6: Final answer
    x = 8,551.56

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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.