Home / 2,362.20-3,256.46-1,575.96

Finding the Fourth Proportional to 2,362.20, 3,256.46 and 1,575.96

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Solution

The fourth proportional to 2,362.20, 3,256.46 and 1,575.96 is: 2,172.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.20 : 3,256.46 = 1,575.96 : x
  2. Step 2: Convert to fraction form
    2,362.20/3,256.46 = 1,575.96/x
  3. Step 3: Cross multiply
    2,362.20x = 3,256.46 × 1,575.96
  4. Step 4: Simplify right side
    2,362.20x = 5,132,050.70
  5. Step 5: Solve for x
    x = 5,132,050.70/2,362.20
  6. Step 6: Final answer
    x = 2,172.57

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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.