Home / 8,783.66-13,175.51-3,589.54

Finding the Fourth Proportional to 8,783.66, 13,175.51 and 3,589.54

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Solution

The fourth proportional to 8,783.66, 13,175.51 and 3,589.54 is: 5,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.66 : 13,175.51 = 3,589.54 : x
  2. Step 2: Convert to fraction form
    8,783.66/13,175.51 = 3,589.54/x
  3. Step 3: Cross multiply
    8,783.66x = 13,175.51 × 3,589.54
  4. Step 4: Simplify right side
    8,783.66x = 47,294,020.17
  5. Step 5: Solve for x
    x = 47,294,020.17/8,783.66
  6. Step 6: Final answer
    x = 5,384.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.