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Finding the Fourth Proportional to 3,602.03, 5,405.44 and 1,410.93

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Solution

The fourth proportional to 3,602.03, 5,405.44 and 1,410.93 is: 2,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.03 : 5,405.44 = 1,410.93 : x
  2. Step 2: Convert to fraction form
    3,602.03/5,405.44 = 1,410.93/x
  3. Step 3: Cross multiply
    3,602.03x = 5,405.44 × 1,410.93
  4. Step 4: Simplify right side
    3,602.03x = 7,626,697.46
  5. Step 5: Solve for x
    x = 7,626,697.46/3,602.03
  6. Step 6: Final answer
    x = 2,117.33

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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.