Home / 9,812.18-14,698.53-4,539.78

Finding the Fourth Proportional to 9,812.18, 14,698.53 and 4,539.78

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Solution

The fourth proportional to 9,812.18, 14,698.53 and 4,539.78 is: 6,800.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.18 : 14,698.53 = 4,539.78 : x
  2. Step 2: Convert to fraction form
    9,812.18/14,698.53 = 4,539.78/x
  3. Step 3: Cross multiply
    9,812.18x = 14,698.53 × 4,539.78
  4. Step 4: Simplify right side
    9,812.18x = 66,728,092.52
  5. Step 5: Solve for x
    x = 66,728,092.52/9,812.18
  6. Step 6: Final answer
    x = 6,800.54

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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.