Home / 8,635.84-11,916.91-4,858.54

Finding the Fourth Proportional to 8,635.84, 11,916.91 and 4,858.54

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Solution

The fourth proportional to 8,635.84, 11,916.91 and 4,858.54 is: 6,704.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.84 : 11,916.91 = 4,858.54 : x
  2. Step 2: Convert to fraction form
    8,635.84/11,916.91 = 4,858.54/x
  3. Step 3: Cross multiply
    8,635.84x = 11,916.91 × 4,858.54
  4. Step 4: Simplify right side
    8,635.84x = 57,898,783.91
  5. Step 5: Solve for x
    x = 57,898,783.91/8,635.84
  6. Step 6: Final answer
    x = 6,704.48

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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.