Home / 3,603.42-5,405.19-1,006.32

Finding the Fourth Proportional to 3,603.42, 5,405.19 and 1,006.32

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Solution

The fourth proportional to 3,603.42, 5,405.19 and 1,006.32 is: 1,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.42 : 5,405.19 = 1,006.32 : x
  2. Step 2: Convert to fraction form
    3,603.42/5,405.19 = 1,006.32/x
  3. Step 3: Cross multiply
    3,603.42x = 5,405.19 × 1,006.32
  4. Step 4: Simplify right side
    3,603.42x = 5,439,350.80
  5. Step 5: Solve for x
    x = 5,439,350.80/3,603.42
  6. Step 6: Final answer
    x = 1,509.50

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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.