Home / 3,506.92-5,259.56-1,426.36

Finding the Fourth Proportional to 3,506.92, 5,259.56 and 1,426.36

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Solution

The fourth proportional to 3,506.92, 5,259.56 and 1,426.36 is: 2,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.92 : 5,259.56 = 1,426.36 : x
  2. Step 2: Convert to fraction form
    3,506.92/5,259.56 = 1,426.36/x
  3. Step 3: Cross multiply
    3,506.92x = 5,259.56 × 1,426.36
  4. Step 4: Simplify right side
    3,506.92x = 7,502,026.00
  5. Step 5: Solve for x
    x = 7,502,026.00/3,506.92
  6. Step 6: Final answer
    x = 2,139.21

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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.