Home / 5,324.07-7,341.48-3,730.21

Finding the Fourth Proportional to 5,324.07, 7,341.48 and 3,730.21

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Solution

The fourth proportional to 5,324.07, 7,341.48 and 3,730.21 is: 5,143.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.07 : 7,341.48 = 3,730.21 : x
  2. Step 2: Convert to fraction form
    5,324.07/7,341.48 = 3,730.21/x
  3. Step 3: Cross multiply
    5,324.07x = 7,341.48 × 3,730.21
  4. Step 4: Simplify right side
    5,324.07x = 27,385,242.73
  5. Step 5: Solve for x
    x = 27,385,242.73/5,324.07
  6. Step 6: Final answer
    x = 5,143.67

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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.