Home / 4,447.42-6,129.72-3,250.45

Finding the Fourth Proportional to 4,447.42, 6,129.72 and 3,250.45

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Solution

The fourth proportional to 4,447.42, 6,129.72 and 3,250.45 is: 4,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.42 : 6,129.72 = 3,250.45 : x
  2. Step 2: Convert to fraction form
    4,447.42/6,129.72 = 3,250.45/x
  3. Step 3: Cross multiply
    4,447.42x = 6,129.72 × 3,250.45
  4. Step 4: Simplify right side
    4,447.42x = 19,924,348.37
  5. Step 5: Solve for x
    x = 19,924,348.37/4,447.42
  6. Step 6: Final answer
    x = 4,479.98

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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.