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Finding the Fourth Proportional to 9,879.57, 14,802.91 and 6,951.73

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Solution

The fourth proportional to 9,879.57, 14,802.91 and 6,951.73 is: 10,416.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879.57 : 14,802.91 = 6,951.73 : x
  2. Step 2: Convert to fraction form
    9,879.57/14,802.91 = 6,951.73/x
  3. Step 3: Cross multiply
    9,879.57x = 14,802.91 × 6,951.73
  4. Step 4: Simplify right side
    9,879.57x = 102,905,779.15
  5. Step 5: Solve for x
    x = 102,905,779.15/9,879.57
  6. Step 6: Final answer
    x = 10,416.01

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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.