Home / 10,677.13-16,015.59-3,657.06

Finding the Fourth Proportional to 10,677.13, 16,015.59 and 3,657.06

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Solution

The fourth proportional to 10,677.13, 16,015.59 and 3,657.06 is: 5,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,677.13 : 16,015.59 = 3,657.06 : x
  2. Step 2: Convert to fraction form
    10,677.13/16,015.59 = 3,657.06/x
  3. Step 3: Cross multiply
    10,677.13x = 16,015.59 × 3,657.06
  4. Step 4: Simplify right side
    10,677.13x = 58,569,973.57
  5. Step 5: Solve for x
    x = 58,569,973.57/10,677.13
  6. Step 6: Final answer
    x = 5,485.56

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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.