Home / 9,787.39-14,681.03-3,545.95

Finding the Fourth Proportional to 9,787.39, 14,681.03 and 3,545.95

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Solution

The fourth proportional to 9,787.39, 14,681.03 and 3,545.95 is: 5,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.39 : 14,681.03 = 3,545.95 : x
  2. Step 2: Convert to fraction form
    9,787.39/14,681.03 = 3,545.95/x
  3. Step 3: Cross multiply
    9,787.39x = 14,681.03 × 3,545.95
  4. Step 4: Simplify right side
    9,787.39x = 52,058,163.84
  5. Step 5: Solve for x
    x = 52,058,163.84/9,787.39
  6. Step 6: Final answer
    x = 5,318.90

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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.