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Finding the Fourth Proportional to 8,588.41, 11,851.93 and 4,811.74

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Solution

The fourth proportional to 8,588.41, 11,851.93 and 4,811.74 is: 6,640.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.41 : 11,851.93 = 4,811.74 : x
  2. Step 2: Convert to fraction form
    8,588.41/11,851.93 = 4,811.74/x
  3. Step 3: Cross multiply
    8,588.41x = 11,851.93 × 4,811.74
  4. Step 4: Simplify right side
    8,588.41x = 57,028,354.98
  5. Step 5: Solve for x
    x = 57,028,354.98/8,588.41
  6. Step 6: Final answer
    x = 6,640.15

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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.