Home / 4,614.60-6,921.74-1,842.68

Finding the Fourth Proportional to 4,614.60, 6,921.74 and 1,842.68

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Solution

The fourth proportional to 4,614.60, 6,921.74 and 1,842.68 is: 2,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.60 : 6,921.74 = 1,842.68 : x
  2. Step 2: Convert to fraction form
    4,614.60/6,921.74 = 1,842.68/x
  3. Step 3: Cross multiply
    4,614.60x = 6,921.74 × 1,842.68
  4. Step 4: Simplify right side
    4,614.60x = 12,754,551.86
  5. Step 5: Solve for x
    x = 12,754,551.86/4,614.60
  6. Step 6: Final answer
    x = 2,763.96

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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.