Home / 4,339.46-6,507.86-1,565.79

Finding the Fourth Proportional to 4,339.46, 6,507.86 and 1,565.79

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Solution

The fourth proportional to 4,339.46, 6,507.86 and 1,565.79 is: 2,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.46 : 6,507.86 = 1,565.79 : x
  2. Step 2: Convert to fraction form
    4,339.46/6,507.86 = 1,565.79/x
  3. Step 3: Cross multiply
    4,339.46x = 6,507.86 × 1,565.79
  4. Step 4: Simplify right side
    4,339.46x = 10,189,942.11
  5. Step 5: Solve for x
    x = 10,189,942.11/4,339.46
  6. Step 6: Final answer
    x = 2,348.21

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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.