Home / 5,603.10-8,404.65-3,634.80

Finding the Fourth Proportional to 5,603.10, 8,404.65 and 3,634.80

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Solution

The fourth proportional to 5,603.10, 8,404.65 and 3,634.80 is: 5,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.10 : 8,404.65 = 3,634.80 : x
  2. Step 2: Convert to fraction form
    5,603.10/8,404.65 = 3,634.80/x
  3. Step 3: Cross multiply
    5,603.10x = 8,404.65 × 3,634.80
  4. Step 4: Simplify right side
    5,603.10x = 30,549,221.82
  5. Step 5: Solve for x
    x = 30,549,221.82/5,603.10
  6. Step 6: Final answer
    x = 5,452.20

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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.