Home / 3,167.42-4,743.98-1,525.19

Finding the Fourth Proportional to 3,167.42, 4,743.98 and 1,525.19

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Solution

The fourth proportional to 3,167.42, 4,743.98 and 1,525.19 is: 2,284.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.42 : 4,743.98 = 1,525.19 : x
  2. Step 2: Convert to fraction form
    3,167.42/4,743.98 = 1,525.19/x
  3. Step 3: Cross multiply
    3,167.42x = 4,743.98 × 1,525.19
  4. Step 4: Simplify right side
    3,167.42x = 7,235,439.51
  5. Step 5: Solve for x
    x = 7,235,439.51/3,167.42
  6. Step 6: Final answer
    x = 2,284.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.