Home / 4,390.44-6,586.54-1,429.08

Finding the Fourth Proportional to 4,390.44, 6,586.54 and 1,429.08

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Solution

The fourth proportional to 4,390.44, 6,586.54 and 1,429.08 is: 2,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.44 : 6,586.54 = 1,429.08 : x
  2. Step 2: Convert to fraction form
    4,390.44/6,586.54 = 1,429.08/x
  3. Step 3: Cross multiply
    4,390.44x = 6,586.54 × 1,429.08
  4. Step 4: Simplify right side
    4,390.44x = 9,412,692.58
  5. Step 5: Solve for x
    x = 9,412,692.58/4,390.44
  6. Step 6: Final answer
    x = 2,143.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.