Home / 11,782.32-17,673.48-4,765.44

Finding the Fourth Proportional to 11,782.32, 17,673.48 and 4,765.44

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Solution

The fourth proportional to 11,782.32, 17,673.48 and 4,765.44 is: 7,148.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,782.32 : 17,673.48 = 4,765.44 : x
  2. Step 2: Convert to fraction form
    11,782.32/17,673.48 = 4,765.44/x
  3. Step 3: Cross multiply
    11,782.32x = 17,673.48 × 4,765.44
  4. Step 4: Simplify right side
    11,782.32x = 84,221,908.53
  5. Step 5: Solve for x
    x = 84,221,908.53/11,782.32
  6. Step 6: Final answer
    x = 7,148.16

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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.