Home / 7,404.40-11,102.55-3,016.90

Finding the Fourth Proportional to 7,404.40, 11,102.55 and 3,016.90

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Solution

The fourth proportional to 7,404.40, 11,102.55 and 3,016.90 is: 4,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.40 : 11,102.55 = 3,016.90 : x
  2. Step 2: Convert to fraction form
    7,404.40/11,102.55 = 3,016.90/x
  3. Step 3: Cross multiply
    7,404.40x = 11,102.55 × 3,016.90
  4. Step 4: Simplify right side
    7,404.40x = 33,495,283.10
  5. Step 5: Solve for x
    x = 33,495,283.10/7,404.40
  6. Step 6: Final answer
    x = 4,523.70

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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.