Home / 5,250.55-7,244.21-3,125.01

Finding the Fourth Proportional to 5,250.55, 7,244.21 and 3,125.01

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Solution

The fourth proportional to 5,250.55, 7,244.21 and 3,125.01 is: 4,311.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.55 : 7,244.21 = 3,125.01 : x
  2. Step 2: Convert to fraction form
    5,250.55/7,244.21 = 3,125.01/x
  3. Step 3: Cross multiply
    5,250.55x = 7,244.21 × 3,125.01
  4. Step 4: Simplify right side
    5,250.55x = 22,638,216.68
  5. Step 5: Solve for x
    x = 22,638,216.68/5,250.55
  6. Step 6: Final answer
    x = 4,311.59

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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.