Home / 2,440.08-3,660.12-1,623.60

Finding the Fourth Proportional to 2,440.08, 3,660.12 and 1,623.60

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Solution

The fourth proportional to 2,440.08, 3,660.12 and 1,623.60 is: 2,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.08 : 3,660.12 = 1,623.60 : x
  2. Step 2: Convert to fraction form
    2,440.08/3,660.12 = 1,623.60/x
  3. Step 3: Cross multiply
    2,440.08x = 3,660.12 × 1,623.60
  4. Step 4: Simplify right side
    2,440.08x = 5,942,570.83
  5. Step 5: Solve for x
    x = 5,942,570.83/2,440.08
  6. Step 6: Final answer
    x = 2,435.40

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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.