Home / 5,553.96-8,332.34-1,658.36

Finding the Fourth Proportional to 5,553.96, 8,332.34 and 1,658.36

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Solution

The fourth proportional to 5,553.96, 8,332.34 and 1,658.36 is: 2,487.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.96 : 8,332.34 = 1,658.36 : x
  2. Step 2: Convert to fraction form
    5,553.96/8,332.34 = 1,658.36/x
  3. Step 3: Cross multiply
    5,553.96x = 8,332.34 × 1,658.36
  4. Step 4: Simplify right side
    5,553.96x = 13,817,969.41
  5. Step 5: Solve for x
    x = 13,817,969.41/5,553.96
  6. Step 6: Final answer
    x = 2,487.95

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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.