Home / 2,885.03-4,327.63-1,129.96

Finding the Fourth Proportional to 2,885.03, 4,327.63 and 1,129.96

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Solution

The fourth proportional to 2,885.03, 4,327.63 and 1,129.96 is: 1,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.03 : 4,327.63 = 1,129.96 : x
  2. Step 2: Convert to fraction form
    2,885.03/4,327.63 = 1,129.96/x
  3. Step 3: Cross multiply
    2,885.03x = 4,327.63 × 1,129.96
  4. Step 4: Simplify right side
    2,885.03x = 4,890,051.38
  5. Step 5: Solve for x
    x = 4,890,051.38/2,885.03
  6. Step 6: Final answer
    x = 1,694.97

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1.5x scale

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.