Home / 4,395.21-6,065.33-2,405.72

Finding the Fourth Proportional to 4,395.21, 6,065.33 and 2,405.72

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Solution

The fourth proportional to 4,395.21, 6,065.33 and 2,405.72 is: 3,319.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.21 : 6,065.33 = 2,405.72 : x
  2. Step 2: Convert to fraction form
    4,395.21/6,065.33 = 2,405.72/x
  3. Step 3: Cross multiply
    4,395.21x = 6,065.33 × 2,405.72
  4. Step 4: Simplify right side
    4,395.21x = 14,591,443.33
  5. Step 5: Solve for x
    x = 14,591,443.33/4,395.21
  6. Step 6: Final answer
    x = 3,319.85

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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.