Home / 3,820.24-5,271.96-2,248.36

Finding the Fourth Proportional to 3,820.24, 5,271.96 and 2,248.36

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Solution

The fourth proportional to 3,820.24, 5,271.96 and 2,248.36 is: 3,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.24 : 5,271.96 = 2,248.36 : x
  2. Step 2: Convert to fraction form
    3,820.24/5,271.96 = 2,248.36/x
  3. Step 3: Cross multiply
    3,820.24x = 5,271.96 × 2,248.36
  4. Step 4: Simplify right side
    3,820.24x = 11,853,263.99
  5. Step 5: Solve for x
    x = 11,853,263.99/3,820.24
  6. Step 6: Final answer
    x = 3,102.75

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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.