Home / 2,453.20-3,385.80-1,756.88

Finding the Fourth Proportional to 2,453.20, 3,385.80 and 1,756.88

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Solution

The fourth proportional to 2,453.20, 3,385.80 and 1,756.88 is: 2,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.20 : 3,385.80 = 1,756.88 : x
  2. Step 2: Convert to fraction form
    2,453.20/3,385.80 = 1,756.88/x
  3. Step 3: Cross multiply
    2,453.20x = 3,385.80 × 1,756.88
  4. Step 4: Simplify right side
    2,453.20x = 5,948,444.30
  5. Step 5: Solve for x
    x = 5,948,444.30/2,453.20
  6. Step 6: Final answer
    x = 2,424.77

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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.