Home / 4,309.72-6,462.90-1,845.72

Finding the Fourth Proportional to 4,309.72, 6,462.90 and 1,845.72

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Solution

The fourth proportional to 4,309.72, 6,462.90 and 1,845.72 is: 2,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.72 : 6,462.90 = 1,845.72 : x
  2. Step 2: Convert to fraction form
    4,309.72/6,462.90 = 1,845.72/x
  3. Step 3: Cross multiply
    4,309.72x = 6,462.90 × 1,845.72
  4. Step 4: Simplify right side
    4,309.72x = 11,928,703.79
  5. Step 5: Solve for x
    x = 11,928,703.79/4,309.72
  6. Step 6: Final answer
    x = 2,767.86

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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.