Home / 4,133.40-5,703.21-2,455.37

Finding the Fourth Proportional to 4,133.40, 5,703.21 and 2,455.37

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Solution

The fourth proportional to 4,133.40, 5,703.21 and 2,455.37 is: 3,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.40 : 5,703.21 = 2,455.37 : x
  2. Step 2: Convert to fraction form
    4,133.40/5,703.21 = 2,455.37/x
  3. Step 3: Cross multiply
    4,133.40x = 5,703.21 × 2,455.37
  4. Step 4: Simplify right side
    4,133.40x = 14,003,508.78
  5. Step 5: Solve for x
    x = 14,003,508.78/4,133.40
  6. Step 6: Final answer
    x = 3,387.89

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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.