Home / 2,440.08-3,660.24-1,575.12

Finding the Fourth Proportional to 2,440.08, 3,660.24 and 1,575.12

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Solution

The fourth proportional to 2,440.08, 3,660.24 and 1,575.12 is: 2,362.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.08 : 3,660.24 = 1,575.12 : x
  2. Step 2: Convert to fraction form
    2,440.08/3,660.24 = 1,575.12/x
  3. Step 3: Cross multiply
    2,440.08x = 3,660.24 × 1,575.12
  4. Step 4: Simplify right side
    2,440.08x = 5,765,317.23
  5. Step 5: Solve for x
    x = 5,765,317.23/2,440.08
  6. Step 6: Final answer
    x = 2,362.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.