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Finding the Fourth Proportional to 9,802.52, 14,707.20 and 4,608.80

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Solution

The fourth proportional to 9,802.52, 14,707.20 and 4,608.80 is: 6,914.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,802.52 : 14,707.20 = 4,608.80 : x
  2. Step 2: Convert to fraction form
    9,802.52/14,707.20 = 4,608.80/x
  3. Step 3: Cross multiply
    9,802.52x = 14,707.20 × 4,608.80
  4. Step 4: Simplify right side
    9,802.52x = 67,782,543.36
  5. Step 5: Solve for x
    x = 67,782,543.36/9,802.52
  6. Step 6: Final answer
    x = 6,914.81

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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.