Home / 3,494.89-4,822.95-1,923.04

Finding the Fourth Proportional to 3,494.89, 4,822.95 and 1,923.04

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Solution

The fourth proportional to 3,494.89, 4,822.95 and 1,923.04 is: 2,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.89 : 4,822.95 = 1,923.04 : x
  2. Step 2: Convert to fraction form
    3,494.89/4,822.95 = 1,923.04/x
  3. Step 3: Cross multiply
    3,494.89x = 4,822.95 × 1,923.04
  4. Step 4: Simplify right side
    3,494.89x = 9,274,725.77
  5. Step 5: Solve for x
    x = 9,274,725.77/3,494.89
  6. Step 6: Final answer
    x = 2,653.80

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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.