Home / 4,235.16-6,357.78-2,505

Finding the Fourth Proportional to 4,235.16, 6,357.78 and 2,505

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Solution

The fourth proportional to 4,235.16, 6,357.78 and 2,505 is: 3,760.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.16 : 6,357.78 = 2,505 : x
  2. Step 2: Convert to fraction form
    4,235.16/6,357.78 = 2,505/x
  3. Step 3: Cross multiply
    4,235.16x = 6,357.78 × 2,505
  4. Step 4: Simplify right side
    4,235.16x = 15,926,238.90
  5. Step 5: Solve for x
    x = 15,926,238.90/4,235.16
  6. Step 6: Final answer
    x = 3,760.48

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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.