Home / 3,769.20-5,654.50-1,303.35

Finding the Fourth Proportional to 3,769.20, 5,654.50 and 1,303.35

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Solution

The fourth proportional to 3,769.20, 5,654.50 and 1,303.35 is: 1,955.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.20 : 5,654.50 = 1,303.35 : x
  2. Step 2: Convert to fraction form
    3,769.20/5,654.50 = 1,303.35/x
  3. Step 3: Cross multiply
    3,769.20x = 5,654.50 × 1,303.35
  4. Step 4: Simplify right side
    3,769.20x = 7,369,806.04
  5. Step 5: Solve for x
    x = 7,369,806.04/3,769.20
  6. Step 6: Final answer
    x = 1,955.27

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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.