Home / 11,258.85-15,536.93-6,222.72

Finding the Fourth Proportional to 11,258.85, 15,536.93 and 6,222.72

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Solution

The fourth proportional to 11,258.85, 15,536.93 and 6,222.72 is: 8,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.85 : 15,536.93 = 6,222.72 : x
  2. Step 2: Convert to fraction form
    11,258.85/15,536.93 = 6,222.72/x
  3. Step 3: Cross multiply
    11,258.85x = 15,536.93 × 6,222.72
  4. Step 4: Simplify right side
    11,258.85x = 96,681,933.94
  5. Step 5: Solve for x
    x = 96,681,933.94/11,258.85
  6. Step 6: Final answer
    x = 8,587.19

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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.