Home / 7,575.62-11,355.15-3,671.30

Finding the Fourth Proportional to 7,575.62, 11,355.15 and 3,671.30

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Solution

The fourth proportional to 7,575.62, 11,355.15 and 3,671.30 is: 5,502.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.62 : 11,355.15 = 3,671.30 : x
  2. Step 2: Convert to fraction form
    7,575.62/11,355.15 = 3,671.30/x
  3. Step 3: Cross multiply
    7,575.62x = 11,355.15 × 3,671.30
  4. Step 4: Simplify right side
    7,575.62x = 41,688,162.20
  5. Step 5: Solve for x
    x = 41,688,162.20/7,575.62
  6. Step 6: Final answer
    x = 5,502.94

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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.