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Finding the Fourth Proportional to 9,602.25, 14,409.90 and 3,446.25

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Solution

The fourth proportional to 9,602.25, 14,409.90 and 3,446.25 is: 5,171.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,602.25 : 14,409.90 = 3,446.25 : x
  2. Step 2: Convert to fraction form
    9,602.25/14,409.90 = 3,446.25/x
  3. Step 3: Cross multiply
    9,602.25x = 14,409.90 × 3,446.25
  4. Step 4: Simplify right side
    9,602.25x = 49,660,117.88
  5. Step 5: Solve for x
    x = 49,660,117.88/9,602.25
  6. Step 6: Final answer
    x = 5,171.72

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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.