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Finding the Fourth Proportional to 8,753.58, 13,130.42 and 3,207.33

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Solution

The fourth proportional to 8,753.58, 13,130.42 and 3,207.33 is: 4,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.58 : 13,130.42 = 3,207.33 : x
  2. Step 2: Convert to fraction form
    8,753.58/13,130.42 = 3,207.33/x
  3. Step 3: Cross multiply
    8,753.58x = 13,130.42 × 3,207.33
  4. Step 4: Simplify right side
    8,753.58x = 42,113,573.94
  5. Step 5: Solve for x
    x = 42,113,573.94/8,753.58
  6. Step 6: Final answer
    x = 4,811.01

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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.