Home / 7,675.14-11,503.96-3,730.21

Finding the Fourth Proportional to 7,675.14, 11,503.96 and 3,730.21

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Solution

The fourth proportional to 7,675.14, 11,503.96 and 3,730.21 is: 5,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.14 : 11,503.96 = 3,730.21 : x
  2. Step 2: Convert to fraction form
    7,675.14/11,503.96 = 3,730.21/x
  3. Step 3: Cross multiply
    7,675.14x = 11,503.96 × 3,730.21
  4. Step 4: Simplify right side
    7,675.14x = 42,912,151.04
  5. Step 5: Solve for x
    x = 42,912,151.04/7,675.14
  6. Step 6: Final answer
    x = 5,591.05

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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.