Home / 11,546.76-15,923.88-8,570.01

Finding the Fourth Proportional to 11,546.76, 15,923.88 and 8,570.01

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Solution

The fourth proportional to 11,546.76, 15,923.88 and 8,570.01 is: 11,818.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546.76 : 15,923.88 = 8,570.01 : x
  2. Step 2: Convert to fraction form
    11,546.76/15,923.88 = 8,570.01/x
  3. Step 3: Cross multiply
    11,546.76x = 15,923.88 × 8,570.01
  4. Step 4: Simplify right side
    11,546.76x = 136,467,810.84
  5. Step 5: Solve for x
    x = 136,467,810.84/11,546.76
  6. Step 6: Final answer
    x = 11,818.71

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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.