Home / 2,403.62-3,602.68-1,102.36

Finding the Fourth Proportional to 2,403.62, 3,602.68 and 1,102.36

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Solution

The fourth proportional to 2,403.62, 3,602.68 and 1,102.36 is: 1,652.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.62 : 3,602.68 = 1,102.36 : x
  2. Step 2: Convert to fraction form
    2,403.62/3,602.68 = 1,102.36/x
  3. Step 3: Cross multiply
    2,403.62x = 3,602.68 × 1,102.36
  4. Step 4: Simplify right side
    2,403.62x = 3,971,445.32
  5. Step 5: Solve for x
    x = 3,971,445.32/2,403.62
  6. Step 6: Final answer
    x = 1,652.27

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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.