Home / 2,310.59-3,188.67-1,262.66

Finding the Fourth Proportional to 2,310.59, 3,188.67 and 1,262.66

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Solution

The fourth proportional to 2,310.59, 3,188.67 and 1,262.66 is: 1,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.59 : 3,188.67 = 1,262.66 : x
  2. Step 2: Convert to fraction form
    2,310.59/3,188.67 = 1,262.66/x
  3. Step 3: Cross multiply
    2,310.59x = 3,188.67 × 1,262.66
  4. Step 4: Simplify right side
    2,310.59x = 4,026,206.06
  5. Step 5: Solve for x
    x = 4,026,206.06/2,310.59
  6. Step 6: Final answer
    x = 1,742.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.