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Finding the Fourth Proportional to 9,950, 14,894.72 and 6,636.56

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Solution

The fourth proportional to 9,950, 14,894.72 and 6,636.56 is: 9,934.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950 : 14,894.72 = 6,636.56 : x
  2. Step 2: Convert to fraction form
    9,950/14,894.72 = 6,636.56/x
  3. Step 3: Cross multiply
    9,950x = 14,894.72 × 6,636.56
  4. Step 4: Simplify right side
    9,950x = 98,849,702.96
  5. Step 5: Solve for x
    x = 98,849,702.96/9,950
  6. Step 6: Final answer
    x = 9,934.64

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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.