Home / 3,088.07-4,262.00-1,969.50

Finding the Fourth Proportional to 3,088.07, 4,262.00 and 1,969.50

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Solution

The fourth proportional to 3,088.07, 4,262.00 and 1,969.50 is: 2,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.07 : 4,262.00 = 1,969.50 : x
  2. Step 2: Convert to fraction form
    3,088.07/4,262.00 = 1,969.50/x
  3. Step 3: Cross multiply
    3,088.07x = 4,262.00 × 1,969.50
  4. Step 4: Simplify right side
    3,088.07x = 8,393,999.15
  5. Step 5: Solve for x
    x = 8,393,999.15/3,088.07
  6. Step 6: Final answer
    x = 2,718.21

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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.