Home / 4,314.42-6,470.25-1,392.04

Finding the Fourth Proportional to 4,314.42, 6,470.25 and 1,392.04

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Solution

The fourth proportional to 4,314.42, 6,470.25 and 1,392.04 is: 2,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314.42 : 6,470.25 = 1,392.04 : x
  2. Step 2: Convert to fraction form
    4,314.42/6,470.25 = 1,392.04/x
  3. Step 3: Cross multiply
    4,314.42x = 6,470.25 × 1,392.04
  4. Step 4: Simplify right side
    4,314.42x = 9,006,846.81
  5. Step 5: Solve for x
    x = 9,006,846.81/4,314.42
  6. Step 6: Final answer
    x = 2,087.61

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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.