Home / 2,635.32-3,953.02-1,538.94

Finding the Fourth Proportional to 2,635.32, 3,953.02 and 1,538.94

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Solution

The fourth proportional to 2,635.32, 3,953.02 and 1,538.94 is: 2,308.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.32 : 3,953.02 = 1,538.94 : x
  2. Step 2: Convert to fraction form
    2,635.32/3,953.02 = 1,538.94/x
  3. Step 3: Cross multiply
    2,635.32x = 3,953.02 × 1,538.94
  4. Step 4: Simplify right side
    2,635.32x = 6,083,460.60
  5. Step 5: Solve for x
    x = 6,083,460.60/2,635.32
  6. Step 6: Final answer
    x = 2,308.43

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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.