Home / 11,274.10-15,558.71-6,238.24

Finding the Fourth Proportional to 11,274.10, 15,558.71 and 6,238.24

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Solution

The fourth proportional to 11,274.10, 15,558.71 and 6,238.24 is: 8,609.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.10 : 15,558.71 = 6,238.24 : x
  2. Step 2: Convert to fraction form
    11,274.10/15,558.71 = 6,238.24/x
  3. Step 3: Cross multiply
    11,274.10x = 15,558.71 × 6,238.24
  4. Step 4: Simplify right side
    11,274.10x = 97,058,967.07
  5. Step 5: Solve for x
    x = 97,058,967.07/11,274.10
  6. Step 6: Final answer
    x = 8,609.02

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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.