Home / 3,472.80-4,792.58-1,900.89

Finding the Fourth Proportional to 3,472.80, 4,792.58 and 1,900.89

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Solution

The fourth proportional to 3,472.80, 4,792.58 and 1,900.89 is: 2,623.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.80 : 4,792.58 = 1,900.89 : x
  2. Step 2: Convert to fraction form
    3,472.80/4,792.58 = 1,900.89/x
  3. Step 3: Cross multiply
    3,472.80x = 4,792.58 × 1,900.89
  4. Step 4: Simplify right side
    3,472.80x = 9,110,157.89
  5. Step 5: Solve for x
    x = 9,110,157.89/3,472.80
  6. Step 6: Final answer
    x = 2,623.29

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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.