Home / 4,981.76-7,454.19-3,666.49

Finding the Fourth Proportional to 4,981.76, 7,454.19 and 3,666.49

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Solution

The fourth proportional to 4,981.76, 7,454.19 and 3,666.49 is: 5,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.76 : 7,454.19 = 3,666.49 : x
  2. Step 2: Convert to fraction form
    4,981.76/7,454.19 = 3,666.49/x
  3. Step 3: Cross multiply
    4,981.76x = 7,454.19 × 3,666.49
  4. Step 4: Simplify right side
    4,981.76x = 27,330,690.03
  5. Step 5: Solve for x
    x = 27,330,690.03/4,981.76
  6. Step 6: Final answer
    x = 5,486.15

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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.