Home / 4,321.89-5,963.13-2,903.06

Finding the Fourth Proportional to 4,321.89, 5,963.13 and 2,903.06

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Solution

The fourth proportional to 4,321.89, 5,963.13 and 2,903.06 is: 4,005.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.89 : 5,963.13 = 2,903.06 : x
  2. Step 2: Convert to fraction form
    4,321.89/5,963.13 = 2,903.06/x
  3. Step 3: Cross multiply
    4,321.89x = 5,963.13 × 2,903.06
  4. Step 4: Simplify right side
    4,321.89x = 17,311,339.09
  5. Step 5: Solve for x
    x = 17,311,339.09/4,321.89
  6. Step 6: Final answer
    x = 4,005.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.