Home / 4,201.72-5,798.49-2,313.40

Finding the Fourth Proportional to 4,201.72, 5,798.49 and 2,313.40

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Solution

The fourth proportional to 4,201.72, 5,798.49 and 2,313.40 is: 3,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,201.72 : 5,798.49 = 2,313.40 : x
  2. Step 2: Convert to fraction form
    4,201.72/5,798.49 = 2,313.40/x
  3. Step 3: Cross multiply
    4,201.72x = 5,798.49 × 2,313.40
  4. Step 4: Simplify right side
    4,201.72x = 13,414,226.77
  5. Step 5: Solve for x
    x = 13,414,226.77/4,201.72
  6. Step 6: Final answer
    x = 3,192.56

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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.