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Finding the Fourth Proportional to 5,655.69, 8,485.07 and 2,733.98

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Solution

The fourth proportional to 5,655.69, 8,485.07 and 2,733.98 is: 4,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.69 : 8,485.07 = 2,733.98 : x
  2. Step 2: Convert to fraction form
    5,655.69/8,485.07 = 2,733.98/x
  3. Step 3: Cross multiply
    5,655.69x = 8,485.07 × 2,733.98
  4. Step 4: Simplify right side
    5,655.69x = 23,197,955.58
  5. Step 5: Solve for x
    x = 23,197,955.58/5,655.69
  6. Step 6: Final answer
    x = 4,101.70

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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.