Home / 3,592.28-5,389.74-1,512.81

Finding the Fourth Proportional to 3,592.28, 5,389.74 and 1,512.81

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Solution

The fourth proportional to 3,592.28, 5,389.74 and 1,512.81 is: 2,269.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.28 : 5,389.74 = 1,512.81 : x
  2. Step 2: Convert to fraction form
    3,592.28/5,389.74 = 1,512.81/x
  3. Step 3: Cross multiply
    3,592.28x = 5,389.74 × 1,512.81
  4. Step 4: Simplify right side
    3,592.28x = 8,153,652.57
  5. Step 5: Solve for x
    x = 8,153,652.57/3,592.28
  6. Step 6: Final answer
    x = 2,269.77

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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.