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Finding the Fourth Proportional to 7,100.50, 10,655.64 and 2,483.50

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Solution

The fourth proportional to 7,100.50, 10,655.64 and 2,483.50 is: 3,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.50 : 10,655.64 = 2,483.50 : x
  2. Step 2: Convert to fraction form
    7,100.50/10,655.64 = 2,483.50/x
  3. Step 3: Cross multiply
    7,100.50x = 10,655.64 × 2,483.50
  4. Step 4: Simplify right side
    7,100.50x = 26,463,281.94
  5. Step 5: Solve for x
    x = 26,463,281.94/7,100.50
  6. Step 6: Final answer
    x = 3,726.96

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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.