Home / 4,378.08-6,565.08-1,604.04

Finding the Fourth Proportional to 4,378.08, 6,565.08 and 1,604.04

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Solution

The fourth proportional to 4,378.08, 6,565.08 and 1,604.04 is: 2,405.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.08 : 6,565.08 = 1,604.04 : x
  2. Step 2: Convert to fraction form
    4,378.08/6,565.08 = 1,604.04/x
  3. Step 3: Cross multiply
    4,378.08x = 6,565.08 × 1,604.04
  4. Step 4: Simplify right side
    4,378.08x = 10,530,650.92
  5. Step 5: Solve for x
    x = 10,530,650.92/4,378.08
  6. Step 6: Final answer
    x = 2,405.31

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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.