Home / 3,263.02-4,503.74-2,145.48

Finding the Fourth Proportional to 3,263.02, 4,503.74 and 2,145.48

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Solution

The fourth proportional to 3,263.02, 4,503.74 and 2,145.48 is: 2,961.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.02 : 4,503.74 = 2,145.48 : x
  2. Step 2: Convert to fraction form
    3,263.02/4,503.74 = 2,145.48/x
  3. Step 3: Cross multiply
    3,263.02x = 4,503.74 × 2,145.48
  4. Step 4: Simplify right side
    3,263.02x = 9,662,687.70
  5. Step 5: Solve for x
    x = 9,662,687.70/3,263.02
  6. Step 6: Final answer
    x = 2,961.28

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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.