Home / 3,269.24-4,903.65-1,079.40

Finding the Fourth Proportional to 3,269.24, 4,903.65 and 1,079.40

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Solution

The fourth proportional to 3,269.24, 4,903.65 and 1,079.40 is: 1,619.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.24 : 4,903.65 = 1,079.40 : x
  2. Step 2: Convert to fraction form
    3,269.24/4,903.65 = 1,079.40/x
  3. Step 3: Cross multiply
    3,269.24x = 4,903.65 × 1,079.40
  4. Step 4: Simplify right side
    3,269.24x = 5,292,999.81
  5. Step 5: Solve for x
    x = 5,292,999.81/3,269.24
  6. Step 6: Final answer
    x = 1,619.03

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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.