Home / 3,792.66-5,234.10-2,114.40

Finding the Fourth Proportional to 3,792.66, 5,234.10 and 2,114.40

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Solution

The fourth proportional to 3,792.66, 5,234.10 and 2,114.40 is: 2,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.66 : 5,234.10 = 2,114.40 : x
  2. Step 2: Convert to fraction form
    3,792.66/5,234.10 = 2,114.40/x
  3. Step 3: Cross multiply
    3,792.66x = 5,234.10 × 2,114.40
  4. Step 4: Simplify right side
    3,792.66x = 11,066,981.04
  5. Step 5: Solve for x
    x = 11,066,981.04/3,792.66
  6. Step 6: Final answer
    x = 2,918.00

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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.