Home / 4,284.90-5,912.39-2,395.89

Finding the Fourth Proportional to 4,284.90, 5,912.39 and 2,395.89

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Solution

The fourth proportional to 4,284.90, 5,912.39 and 2,395.89 is: 3,305.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.90 : 5,912.39 = 2,395.89 : x
  2. Step 2: Convert to fraction form
    4,284.90/5,912.39 = 2,395.89/x
  3. Step 3: Cross multiply
    4,284.90x = 5,912.39 × 2,395.89
  4. Step 4: Simplify right side
    4,284.90x = 14,165,424.10
  5. Step 5: Solve for x
    x = 14,165,424.10/4,284.90
  6. Step 6: Final answer
    x = 3,305.89

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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.