Home / 3,631.48-5,447.76-1,683.88

Finding the Fourth Proportional to 3,631.48, 5,447.76 and 1,683.88

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Solution

The fourth proportional to 3,631.48, 5,447.76 and 1,683.88 is: 2,526.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.48 : 5,447.76 = 1,683.88 : x
  2. Step 2: Convert to fraction form
    3,631.48/5,447.76 = 1,683.88/x
  3. Step 3: Cross multiply
    3,631.48x = 5,447.76 × 1,683.88
  4. Step 4: Simplify right side
    3,631.48x = 9,173,374.11
  5. Step 5: Solve for x
    x = 9,173,374.11/3,631.48
  6. Step 6: Final answer
    x = 2,526.07

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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.