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Finding the Fourth Proportional to 7,893.36, 11,836.20 and 4,607.52

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Solution

The fourth proportional to 7,893.36, 11,836.20 and 4,607.52 is: 6,909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.36 : 11,836.20 = 4,607.52 : x
  2. Step 2: Convert to fraction form
    7,893.36/11,836.20 = 4,607.52/x
  3. Step 3: Cross multiply
    7,893.36x = 11,836.20 × 4,607.52
  4. Step 4: Simplify right side
    7,893.36x = 54,535,528.22
  5. Step 5: Solve for x
    x = 54,535,528.22/7,893.36
  6. Step 6: Final answer
    x = 6,909.04

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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.