Home / 2,351.39-3,527.15-1,310.81

Finding the Fourth Proportional to 2,351.39, 3,527.15 and 1,310.81

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Solution

The fourth proportional to 2,351.39, 3,527.15 and 1,310.81 is: 1,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.39 : 3,527.15 = 1,310.81 : x
  2. Step 2: Convert to fraction form
    2,351.39/3,527.15 = 1,310.81/x
  3. Step 3: Cross multiply
    2,351.39x = 3,527.15 × 1,310.81
  4. Step 4: Simplify right side
    2,351.39x = 4,623,423.49
  5. Step 5: Solve for x
    x = 4,623,423.49/2,351.39
  6. Step 6: Final answer
    x = 1,966.25

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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.