Home / 3,235.71-4,856.45-1,505.31

Finding the Fourth Proportional to 3,235.71, 4,856.45 and 1,505.31

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Solution

The fourth proportional to 3,235.71, 4,856.45 and 1,505.31 is: 2,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.71 : 4,856.45 = 1,505.31 : x
  2. Step 2: Convert to fraction form
    3,235.71/4,856.45 = 1,505.31/x
  3. Step 3: Cross multiply
    3,235.71x = 4,856.45 × 1,505.31
  4. Step 4: Simplify right side
    3,235.71x = 7,310,462.75
  5. Step 5: Solve for x
    x = 7,310,462.75/3,235.71
  6. Step 6: Final answer
    x = 2,259.31

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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.