Home / 4,314.25-6,470.16-1,392.18

Finding the Fourth Proportional to 4,314.25, 6,470.16 and 1,392.18

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Solution

The fourth proportional to 4,314.25, 6,470.16 and 1,392.18 is: 2,087.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314.25 : 6,470.16 = 1,392.18 : x
  2. Step 2: Convert to fraction form
    4,314.25/6,470.16 = 1,392.18/x
  3. Step 3: Cross multiply
    4,314.25x = 6,470.16 × 1,392.18
  4. Step 4: Simplify right side
    4,314.25x = 9,007,627.35
  5. Step 5: Solve for x
    x = 9,007,627.35/4,314.25
  6. Step 6: Final answer
    x = 2,087.88

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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.