Home / 3,240.56-4,860.30-1,050.86

Finding the Fourth Proportional to 3,240.56, 4,860.30 and 1,050.86

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Solution

The fourth proportional to 3,240.56, 4,860.30 and 1,050.86 is: 1,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.56 : 4,860.30 = 1,050.86 : x
  2. Step 2: Convert to fraction form
    3,240.56/4,860.30 = 1,050.86/x
  3. Step 3: Cross multiply
    3,240.56x = 4,860.30 × 1,050.86
  4. Step 4: Simplify right side
    3,240.56x = 5,107,494.86
  5. Step 5: Solve for x
    x = 5,107,494.86/3,240.56
  6. Step 6: Final answer
    x = 1,576.11

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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.