Home / 3,615.82-5,424.70-1,535.92

Finding the Fourth Proportional to 3,615.82, 5,424.70 and 1,535.92

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Solution

The fourth proportional to 3,615.82, 5,424.70 and 1,535.92 is: 2,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.82 : 5,424.70 = 1,535.92 : x
  2. Step 2: Convert to fraction form
    3,615.82/5,424.70 = 1,535.92/x
  3. Step 3: Cross multiply
    3,615.82x = 5,424.70 × 1,535.92
  4. Step 4: Simplify right side
    3,615.82x = 8,331,905.22
  5. Step 5: Solve for x
    x = 8,331,905.22/3,615.82
  6. Step 6: Final answer
    x = 2,304.29

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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.