Home / 7,404.90-11,103.30-3,017.40

Finding the Fourth Proportional to 7,404.90, 11,103.30 and 3,017.40

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Solution

The fourth proportional to 7,404.90, 11,103.30 and 3,017.40 is: 4,524.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.90 : 11,103.30 = 3,017.40 : x
  2. Step 2: Convert to fraction form
    7,404.90/11,103.30 = 3,017.40/x
  3. Step 3: Cross multiply
    7,404.90x = 11,103.30 × 3,017.40
  4. Step 4: Simplify right side
    7,404.90x = 33,503,097.42
  5. Step 5: Solve for x
    x = 33,503,097.42/7,404.90
  6. Step 6: Final answer
    x = 4,524.45

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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.