Home / 3,450.24-4,760.55-1,957.80

Finding the Fourth Proportional to 3,450.24, 4,760.55 and 1,957.80

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Solution

The fourth proportional to 3,450.24, 4,760.55 and 1,957.80 is: 2,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.24 : 4,760.55 = 1,957.80 : x
  2. Step 2: Convert to fraction form
    3,450.24/4,760.55 = 1,957.80/x
  3. Step 3: Cross multiply
    3,450.24x = 4,760.55 × 1,957.80
  4. Step 4: Simplify right side
    3,450.24x = 9,320,204.79
  5. Step 5: Solve for x
    x = 9,320,204.79/3,450.24
  6. Step 6: Final answer
    x = 2,701.32

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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.