Home / 4,456.32-6,683.40-1,857.84

Finding the Fourth Proportional to 4,456.32, 6,683.40 and 1,857.84

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Solution

The fourth proportional to 4,456.32, 6,683.40 and 1,857.84 is: 2,786.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.32 : 6,683.40 = 1,857.84 : x
  2. Step 2: Convert to fraction form
    4,456.32/6,683.40 = 1,857.84/x
  3. Step 3: Cross multiply
    4,456.32x = 6,683.40 × 1,857.84
  4. Step 4: Simplify right side
    4,456.32x = 12,416,687.86
  5. Step 5: Solve for x
    x = 12,416,687.86/4,456.32
  6. Step 6: Final answer
    x = 2,786.31

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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.