Home / 4,482.31-6,174.89-3,135.41

Finding the Fourth Proportional to 4,482.31, 6,174.89 and 3,135.41

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Solution

The fourth proportional to 4,482.31, 6,174.89 and 3,135.41 is: 4,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.31 : 6,174.89 = 3,135.41 : x
  2. Step 2: Convert to fraction form
    4,482.31/6,174.89 = 3,135.41/x
  3. Step 3: Cross multiply
    4,482.31x = 6,174.89 × 3,135.41
  4. Step 4: Simplify right side
    4,482.31x = 19,360,765.30
  5. Step 5: Solve for x
    x = 19,360,765.30/4,482.31
  6. Step 6: Final answer
    x = 4,319.37

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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.