Home / 2,544.20-3,507.30-2,101.32

Finding the Fourth Proportional to 2,544.20, 3,507.30 and 2,101.32

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Solution

The fourth proportional to 2,544.20, 3,507.30 and 2,101.32 is: 2,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.20 : 3,507.30 = 2,101.32 : x
  2. Step 2: Convert to fraction form
    2,544.20/3,507.30 = 2,101.32/x
  3. Step 3: Cross multiply
    2,544.20x = 3,507.30 × 2,101.32
  4. Step 4: Simplify right side
    2,544.20x = 7,369,959.64
  5. Step 5: Solve for x
    x = 7,369,959.64/2,544.20
  6. Step 6: Final answer
    x = 2,896.77

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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.