Home / 10,863.02-16,295.64-2,965.70

Finding the Fourth Proportional to 10,863.02, 16,295.64 and 2,965.70

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Solution

The fourth proportional to 10,863.02, 16,295.64 and 2,965.70 is: 4,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863.02 : 16,295.64 = 2,965.70 : x
  2. Step 2: Convert to fraction form
    10,863.02/16,295.64 = 2,965.70/x
  3. Step 3: Cross multiply
    10,863.02x = 16,295.64 × 2,965.70
  4. Step 4: Simplify right side
    10,863.02x = 48,327,979.55
  5. Step 5: Solve for x
    x = 48,327,979.55/10,863.02
  6. Step 6: Final answer
    x = 4,448.85

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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.