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Finding the Fourth Proportional to 8,363.95, 12,548.04 and 5,903.58

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Solution

The fourth proportional to 8,363.95, 12,548.04 and 5,903.58 is: 8,856.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.95 : 12,548.04 = 5,903.58 : x
  2. Step 2: Convert to fraction form
    8,363.95/12,548.04 = 5,903.58/x
  3. Step 3: Cross multiply
    8,363.95x = 12,548.04 × 5,903.58
  4. Step 4: Simplify right side
    8,363.95x = 74,078,265.73
  5. Step 5: Solve for x
    x = 74,078,265.73/8,363.95
  6. Step 6: Final answer
    x = 8,856.85

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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.