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Finding the Fourth Proportional to 9,395.64, 14,093.01 and 3,155.20

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Solution

The fourth proportional to 9,395.64, 14,093.01 and 3,155.20 is: 4,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395.64 : 14,093.01 = 3,155.20 : x
  2. Step 2: Convert to fraction form
    9,395.64/14,093.01 = 3,155.20/x
  3. Step 3: Cross multiply
    9,395.64x = 14,093.01 × 3,155.20
  4. Step 4: Simplify right side
    9,395.64x = 44,466,229.92
  5. Step 5: Solve for x
    x = 44,466,229.92/9,395.64
  6. Step 6: Final answer
    x = 4,732.65

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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.