Home / 9,905.74-14,858.61-3,331.76

Finding the Fourth Proportional to 9,905.74, 14,858.61 and 3,331.76

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Solution

The fourth proportional to 9,905.74, 14,858.61 and 3,331.76 is: 4,997.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.74 : 14,858.61 = 3,331.76 : x
  2. Step 2: Convert to fraction form
    9,905.74/14,858.61 = 3,331.76/x
  3. Step 3: Cross multiply
    9,905.74x = 14,858.61 × 3,331.76
  4. Step 4: Simplify right side
    9,905.74x = 49,505,305.57
  5. Step 5: Solve for x
    x = 49,505,305.57/9,905.74
  6. Step 6: Final answer
    x = 4,997.64

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1.5x scale

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.