Home / 3,683.10-5,525.64-1,603.56

Finding the Fourth Proportional to 3,683.10, 5,525.64 and 1,603.56

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Solution

The fourth proportional to 3,683.10, 5,525.64 and 1,603.56 is: 2,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.10 : 5,525.64 = 1,603.56 : x
  2. Step 2: Convert to fraction form
    3,683.10/5,525.64 = 1,603.56/x
  3. Step 3: Cross multiply
    3,683.10x = 5,525.64 × 1,603.56
  4. Step 4: Simplify right side
    3,683.10x = 8,860,695.28
  5. Step 5: Solve for x
    x = 8,860,695.28/3,683.10
  6. Step 6: Final answer
    x = 2,405.77

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1.5x scale

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.