Home / 7,360.75-10,157.88-4,217.14

Finding the Fourth Proportional to 7,360.75, 10,157.88 and 4,217.14

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Solution

The fourth proportional to 7,360.75, 10,157.88 and 4,217.14 is: 5,819.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.75 : 10,157.88 = 4,217.14 : x
  2. Step 2: Convert to fraction form
    7,360.75/10,157.88 = 4,217.14/x
  3. Step 3: Cross multiply
    7,360.75x = 10,157.88 × 4,217.14
  4. Step 4: Simplify right side
    7,360.75x = 42,837,202.06
  5. Step 5: Solve for x
    x = 42,837,202.06/7,360.75
  6. Step 6: Final answer
    x = 5,819.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.