Home / 6,253.25-9,381.14-2,790.50

Finding the Fourth Proportional to 6,253.25, 9,381.14 and 2,790.50

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Solution

The fourth proportional to 6,253.25, 9,381.14 and 2,790.50 is: 4,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.25 : 9,381.14 = 2,790.50 : x
  2. Step 2: Convert to fraction form
    6,253.25/9,381.14 = 2,790.50/x
  3. Step 3: Cross multiply
    6,253.25x = 9,381.14 × 2,790.50
  4. Step 4: Simplify right side
    6,253.25x = 26,178,071.17
  5. Step 5: Solve for x
    x = 26,178,071.17/6,253.25
  6. Step 6: Final answer
    x = 4,186.31

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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.