Home / 2,954.80-4,432.20-1,859.93

Finding the Fourth Proportional to 2,954.80, 4,432.20 and 1,859.93

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Solution

The fourth proportional to 2,954.80, 4,432.20 and 1,859.93 is: 2,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.80 : 4,432.20 = 1,859.93 : x
  2. Step 2: Convert to fraction form
    2,954.80/4,432.20 = 1,859.93/x
  3. Step 3: Cross multiply
    2,954.80x = 4,432.20 × 1,859.93
  4. Step 4: Simplify right side
    2,954.80x = 8,243,581.75
  5. Step 5: Solve for x
    x = 8,243,581.75/2,954.80
  6. Step 6: Final answer
    x = 2,789.90

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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.