Home / 3,448.58-4,759.14-2,123.06

Finding the Fourth Proportional to 3,448.58, 4,759.14 and 2,123.06

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Solution

The fourth proportional to 3,448.58, 4,759.14 and 2,123.06 is: 2,929.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.58 : 4,759.14 = 2,123.06 : x
  2. Step 2: Convert to fraction form
    3,448.58/4,759.14 = 2,123.06/x
  3. Step 3: Cross multiply
    3,448.58x = 4,759.14 × 2,123.06
  4. Step 4: Simplify right side
    3,448.58x = 10,103,939.77
  5. Step 5: Solve for x
    x = 10,103,939.77/3,448.58
  6. Step 6: Final answer
    x = 2,929.88

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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.