Home / 2,529.06-3,488.04-2,123.73

Finding the Fourth Proportional to 2,529.06, 3,488.04 and 2,123.73

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Solution

The fourth proportional to 2,529.06, 3,488.04 and 2,123.73 is: 2,929.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.06 : 3,488.04 = 2,123.73 : x
  2. Step 2: Convert to fraction form
    2,529.06/3,488.04 = 2,123.73/x
  3. Step 3: Cross multiply
    2,529.06x = 3,488.04 × 2,123.73
  4. Step 4: Simplify right side
    2,529.06x = 7,407,655.19
  5. Step 5: Solve for x
    x = 7,407,655.19/2,529.06
  6. Step 6: Final answer
    x = 2,929.02

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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.