Home / 5,603.55-8,394.39-3,406.83

Finding the Fourth Proportional to 5,603.55, 8,394.39 and 3,406.83

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Solution

The fourth proportional to 5,603.55, 8,394.39 and 3,406.83 is: 5,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.55 : 8,394.39 = 3,406.83 : x
  2. Step 2: Convert to fraction form
    5,603.55/8,394.39 = 3,406.83/x
  3. Step 3: Cross multiply
    5,603.55x = 8,394.39 × 3,406.83
  4. Step 4: Simplify right side
    5,603.55x = 28,598,259.68
  5. Step 5: Solve for x
    x = 28,598,259.68/5,603.55
  6. Step 6: Final answer
    x = 5,103.60

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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.