Home / 3,822.28-5,732.81-1,048.31

Finding the Fourth Proportional to 3,822.28, 5,732.81 and 1,048.31

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Solution

The fourth proportional to 3,822.28, 5,732.81 and 1,048.31 is: 1,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.28 : 5,732.81 = 1,048.31 : x
  2. Step 2: Convert to fraction form
    3,822.28/5,732.81 = 1,048.31/x
  3. Step 3: Cross multiply
    3,822.28x = 5,732.81 × 1,048.31
  4. Step 4: Simplify right side
    3,822.28x = 6,009,756.81
  5. Step 5: Solve for x
    x = 6,009,756.81/3,822.28
  6. Step 6: Final answer
    x = 1,572.30

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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.