Home / 9,669.52-14,501.62-3,428.70

Finding the Fourth Proportional to 9,669.52, 14,501.62 and 3,428.70

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Solution

The fourth proportional to 9,669.52, 14,501.62 and 3,428.70 is: 5,142.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669.52 : 14,501.62 = 3,428.70 : x
  2. Step 2: Convert to fraction form
    9,669.52/14,501.62 = 3,428.70/x
  3. Step 3: Cross multiply
    9,669.52x = 14,501.62 × 3,428.70
  4. Step 4: Simplify right side
    9,669.52x = 49,721,704.49
  5. Step 5: Solve for x
    x = 49,721,704.49/9,669.52
  6. Step 6: Final answer
    x = 5,142.11

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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.