Home / 4,378.67-6,566.58-1,456.19

Finding the Fourth Proportional to 4,378.67, 6,566.58 and 1,456.19

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Solution

The fourth proportional to 4,378.67, 6,566.58 and 1,456.19 is: 2,183.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.67 : 6,566.58 = 1,456.19 : x
  2. Step 2: Convert to fraction form
    4,378.67/6,566.58 = 1,456.19/x
  3. Step 3: Cross multiply
    4,378.67x = 6,566.58 × 1,456.19
  4. Step 4: Simplify right side
    4,378.67x = 9,562,188.13
  5. Step 5: Solve for x
    x = 9,562,188.13/4,378.67
  6. Step 6: Final answer
    x = 2,183.81

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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.