Home / 8,269.63-11,412.60-4,732.76

Finding the Fourth Proportional to 8,269.63, 11,412.60 and 4,732.76

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Solution

The fourth proportional to 8,269.63, 11,412.60 and 4,732.76 is: 6,531.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.63 : 11,412.60 = 4,732.76 : x
  2. Step 2: Convert to fraction form
    8,269.63/11,412.60 = 4,732.76/x
  3. Step 3: Cross multiply
    8,269.63x = 11,412.60 × 4,732.76
  4. Step 4: Simplify right side
    8,269.63x = 54,013,107.56
  5. Step 5: Solve for x
    x = 54,013,107.56/8,269.63
  6. Step 6: Final answer
    x = 6,531.50

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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.