Home / 4,447.60-6,143.54-3,412.44

Finding the Fourth Proportional to 4,447.60, 6,143.54 and 3,412.44

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Solution

The fourth proportional to 4,447.60, 6,143.54 and 3,412.44 is: 4,713.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.60 : 6,143.54 = 3,412.44 : x
  2. Step 2: Convert to fraction form
    4,447.60/6,143.54 = 3,412.44/x
  3. Step 3: Cross multiply
    4,447.60x = 6,143.54 × 3,412.44
  4. Step 4: Simplify right side
    4,447.60x = 20,964,461.64
  5. Step 5: Solve for x
    x = 20,964,461.64/4,447.60
  6. Step 6: Final answer
    x = 4,713.66

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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.