Home / 11,277.88-15,563.36-6,242.48

Finding the Fourth Proportional to 11,277.88, 15,563.36 and 6,242.48

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Solution

The fourth proportional to 11,277.88, 15,563.36 and 6,242.48 is: 8,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.88 : 15,563.36 = 6,242.48 : x
  2. Step 2: Convert to fraction form
    11,277.88/15,563.36 = 6,242.48/x
  3. Step 3: Cross multiply
    11,277.88x = 15,563.36 × 6,242.48
  4. Step 4: Simplify right side
    11,277.88x = 97,153,963.53
  5. Step 5: Solve for x
    x = 97,153,963.53/11,277.88
  6. Step 6: Final answer
    x = 8,614.56

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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.