Home / 9,905.60-14,858.40-3,331.10

Finding the Fourth Proportional to 9,905.60, 14,858.40 and 3,331.10

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Solution

The fourth proportional to 9,905.60, 14,858.40 and 3,331.10 is: 4,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.60 : 14,858.40 = 3,331.10 : x
  2. Step 2: Convert to fraction form
    9,905.60/14,858.40 = 3,331.10/x
  3. Step 3: Cross multiply
    9,905.60x = 14,858.40 × 3,331.10
  4. Step 4: Simplify right side
    9,905.60x = 49,494,816.24
  5. Step 5: Solve for x
    x = 49,494,816.24/9,905.60
  6. Step 6: Final answer
    x = 4,996.65

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Similar ratio
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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.