Home / 4,135.31-5,703.58-2,876.37

Finding the Fourth Proportional to 4,135.31, 5,703.58 and 2,876.37

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Solution

The fourth proportional to 4,135.31, 5,703.58 and 2,876.37 is: 3,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.31 : 5,703.58 = 2,876.37 : x
  2. Step 2: Convert to fraction form
    4,135.31/5,703.58 = 2,876.37/x
  3. Step 3: Cross multiply
    4,135.31x = 5,703.58 × 2,876.37
  4. Step 4: Simplify right side
    4,135.31x = 16,405,606.40
  5. Step 5: Solve for x
    x = 16,405,606.40/4,135.31
  6. Step 6: Final answer
    x = 3,967.20

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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.