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Finding the Fourth Proportional to 9,863.63, 14,797.11 and 4,316.84

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Solution

The fourth proportional to 9,863.63, 14,797.11 and 4,316.84 is: 6,475.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863.63 : 14,797.11 = 4,316.84 : x
  2. Step 2: Convert to fraction form
    9,863.63/14,797.11 = 4,316.84/x
  3. Step 3: Cross multiply
    9,863.63x = 14,797.11 × 4,316.84
  4. Step 4: Simplify right side
    9,863.63x = 63,876,682.35
  5. Step 5: Solve for x
    x = 63,876,682.35/9,863.63
  6. Step 6: Final answer
    x = 6,475.98

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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.