Home / 8,635.56-11,916.58-4,858.80

Finding the Fourth Proportional to 8,635.56, 11,916.58 and 4,858.80

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Solution

The fourth proportional to 8,635.56, 11,916.58 and 4,858.80 is: 6,704.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.56 : 11,916.58 = 4,858.80 : x
  2. Step 2: Convert to fraction form
    8,635.56/11,916.58 = 4,858.80/x
  3. Step 3: Cross multiply
    8,635.56x = 11,916.58 × 4,858.80
  4. Step 4: Simplify right side
    8,635.56x = 57,900,278.90
  5. Step 5: Solve for x
    x = 57,900,278.90/8,635.56
  6. Step 6: Final answer
    x = 6,704.87

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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.