Home / 4,263.28-6,395-1,341.68

Finding the Fourth Proportional to 4,263.28, 6,395 and 1,341.68

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Solution

The fourth proportional to 4,263.28, 6,395 and 1,341.68 is: 2,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.28 : 6,395 = 1,341.68 : x
  2. Step 2: Convert to fraction form
    4,263.28/6,395 = 1,341.68/x
  3. Step 3: Cross multiply
    4,263.28x = 6,395 × 1,341.68
  4. Step 4: Simplify right side
    4,263.28x = 8,580,043.60
  5. Step 5: Solve for x
    x = 8,580,043.60/4,263.28
  6. Step 6: Final answer
    x = 2,012.55

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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.