Home / 4,176.74-5,762.50-2,981.96

Finding the Fourth Proportional to 4,176.74, 5,762.50 and 2,981.96

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Solution

The fourth proportional to 4,176.74, 5,762.50 and 2,981.96 is: 4,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.74 : 5,762.50 = 2,981.96 : x
  2. Step 2: Convert to fraction form
    4,176.74/5,762.50 = 2,981.96/x
  3. Step 3: Cross multiply
    4,176.74x = 5,762.50 × 2,981.96
  4. Step 4: Simplify right side
    4,176.74x = 17,183,508.23
  5. Step 5: Solve for x
    x = 17,183,508.23/4,176.74
  6. Step 6: Final answer
    x = 4,114.09

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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.