Home / 4,231.02-6,345.50-1,765.86

Finding the Fourth Proportional to 4,231.02, 6,345.50 and 1,765.86

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Solution

The fourth proportional to 4,231.02, 6,345.50 and 1,765.86 is: 2,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.02 : 6,345.50 = 1,765.86 : x
  2. Step 2: Convert to fraction form
    4,231.02/6,345.50 = 1,765.86/x
  3. Step 3: Cross multiply
    4,231.02x = 6,345.50 × 1,765.86
  4. Step 4: Simplify right side
    4,231.02x = 11,205,264.63
  5. Step 5: Solve for x
    x = 11,205,264.63/4,231.02
  6. Step 6: Final answer
    x = 2,648.36

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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.