Home / 9,133.14-13,687.29-4,741.50

Finding the Fourth Proportional to 9,133.14, 13,687.29 and 4,741.50

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Solution

The fourth proportional to 9,133.14, 13,687.29 and 4,741.50 is: 7,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.14 : 13,687.29 = 4,741.50 : x
  2. Step 2: Convert to fraction form
    9,133.14/13,687.29 = 4,741.50/x
  3. Step 3: Cross multiply
    9,133.14x = 13,687.29 × 4,741.50
  4. Step 4: Simplify right side
    9,133.14x = 64,898,285.54
  5. Step 5: Solve for x
    x = 64,898,285.54/9,133.14
  6. Step 6: Final answer
    x = 7,105.80

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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.