Home / 4,142.49-5,716.66-2,254.10

Finding the Fourth Proportional to 4,142.49, 5,716.66 and 2,254.10

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Solution

The fourth proportional to 4,142.49, 5,716.66 and 2,254.10 is: 3,110.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.49 : 5,716.66 = 2,254.10 : x
  2. Step 2: Convert to fraction form
    4,142.49/5,716.66 = 2,254.10/x
  3. Step 3: Cross multiply
    4,142.49x = 5,716.66 × 2,254.10
  4. Step 4: Simplify right side
    4,142.49x = 12,885,923.31
  5. Step 5: Solve for x
    x = 12,885,923.31/4,142.49
  6. Step 6: Final answer
    x = 3,110.67

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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.