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Finding the Fourth Proportional to 10,703.76, 16,055.76 and 3,773.40

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Solution

The fourth proportional to 10,703.76, 16,055.76 and 3,773.40 is: 5,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.76 : 16,055.76 = 3,773.40 : x
  2. Step 2: Convert to fraction form
    10,703.76/16,055.76 = 3,773.40/x
  3. Step 3: Cross multiply
    10,703.76x = 16,055.76 × 3,773.40
  4. Step 4: Simplify right side
    10,703.76x = 60,584,804.78
  5. Step 5: Solve for x
    x = 60,584,804.78/10,703.76
  6. Step 6: Final answer
    x = 5,660.14

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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.