Home / 5,250.68-7,245.64-3,012.08

Finding the Fourth Proportional to 5,250.68, 7,245.64 and 3,012.08

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Solution

The fourth proportional to 5,250.68, 7,245.64 and 3,012.08 is: 4,156.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.68 : 7,245.64 = 3,012.08 : x
  2. Step 2: Convert to fraction form
    5,250.68/7,245.64 = 3,012.08/x
  3. Step 3: Cross multiply
    5,250.68x = 7,245.64 × 3,012.08
  4. Step 4: Simplify right side
    5,250.68x = 21,824,447.33
  5. Step 5: Solve for x
    x = 21,824,447.33/5,250.68
  6. Step 6: Final answer
    x = 4,156.50

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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.