Home / 9,939.60-14,905.35-3,362.40

Finding the Fourth Proportional to 9,939.60, 14,905.35 and 3,362.40

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Solution

The fourth proportional to 9,939.60, 14,905.35 and 3,362.40 is: 5,042.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.60 : 14,905.35 = 3,362.40 : x
  2. Step 2: Convert to fraction form
    9,939.60/14,905.35 = 3,362.40/x
  3. Step 3: Cross multiply
    9,939.60x = 14,905.35 × 3,362.40
  4. Step 4: Simplify right side
    9,939.60x = 50,117,748.84
  5. Step 5: Solve for x
    x = 50,117,748.84/9,939.60
  6. Step 6: Final answer
    x = 5,042.23

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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.