Home / 8,256.96-11,392.56-4,719.60

Finding the Fourth Proportional to 8,256.96, 11,392.56 and 4,719.60

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Solution

The fourth proportional to 8,256.96, 11,392.56 and 4,719.60 is: 6,511.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.96 : 11,392.56 = 4,719.60 : x
  2. Step 2: Convert to fraction form
    8,256.96/11,392.56 = 4,719.60/x
  3. Step 3: Cross multiply
    8,256.96x = 11,392.56 × 4,719.60
  4. Step 4: Simplify right side
    8,256.96x = 53,768,326.18
  5. Step 5: Solve for x
    x = 53,768,326.18/8,256.96
  6. Step 6: Final answer
    x = 6,511.88

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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.