Home / 9,780.07-14,663.62-3,539.27

Finding the Fourth Proportional to 9,780.07, 14,663.62 and 3,539.27

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Solution

The fourth proportional to 9,780.07, 14,663.62 and 3,539.27 is: 5,306.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780.07 : 14,663.62 = 3,539.27 : x
  2. Step 2: Convert to fraction form
    9,780.07/14,663.62 = 3,539.27/x
  3. Step 3: Cross multiply
    9,780.07x = 14,663.62 × 3,539.27
  4. Step 4: Simplify right side
    9,780.07x = 51,898,510.36
  5. Step 5: Solve for x
    x = 51,898,510.36/9,780.07
  6. Step 6: Final answer
    x = 5,306.56

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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.