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Finding the Fourth Proportional to 8,256.58, 11,393.97 and 4,719.70

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Solution

The fourth proportional to 8,256.58, 11,393.97 and 4,719.70 is: 6,513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.58 : 11,393.97 = 4,719.70 : x
  2. Step 2: Convert to fraction form
    8,256.58/11,393.97 = 4,719.70/x
  3. Step 3: Cross multiply
    8,256.58x = 11,393.97 × 4,719.70
  4. Step 4: Simplify right side
    8,256.58x = 53,776,120.21
  5. Step 5: Solve for x
    x = 53,776,120.21/8,256.58
  6. Step 6: Final answer
    x = 6,513.12

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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.