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Finding the Fourth Proportional to 9,495.96, 13,104.54 and 5,247

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Solution

The fourth proportional to 9,495.96, 13,104.54 and 5,247 is: 7,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,495.96 : 13,104.54 = 5,247 : x
  2. Step 2: Convert to fraction form
    9,495.96/13,104.54 = 5,247/x
  3. Step 3: Cross multiply
    9,495.96x = 13,104.54 × 5,247
  4. Step 4: Simplify right side
    9,495.96x = 68,759,521.38
  5. Step 5: Solve for x
    x = 68,759,521.38/9,495.96
  6. Step 6: Final answer
    x = 7,240.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.