Home / 2,455.52-3,682.08-1,068.80

Finding the Fourth Proportional to 2,455.52, 3,682.08 and 1,068.80

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Solution

The fourth proportional to 2,455.52, 3,682.08 and 1,068.80 is: 1,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.52 : 3,682.08 = 1,068.80 : x
  2. Step 2: Convert to fraction form
    2,455.52/3,682.08 = 1,068.80/x
  3. Step 3: Cross multiply
    2,455.52x = 3,682.08 × 1,068.80
  4. Step 4: Simplify right side
    2,455.52x = 3,935,407.10
  5. Step 5: Solve for x
    x = 3,935,407.10/2,455.52
  6. Step 6: Final answer
    x = 1,602.68

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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.