Home / 9,639.84-14,460.44-4,092.56

Finding the Fourth Proportional to 9,639.84, 14,460.44 and 4,092.56

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Solution

The fourth proportional to 9,639.84, 14,460.44 and 4,092.56 is: 6,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.84 : 14,460.44 = 4,092.56 : x
  2. Step 2: Convert to fraction form
    9,639.84/14,460.44 = 4,092.56/x
  3. Step 3: Cross multiply
    9,639.84x = 14,460.44 × 4,092.56
  4. Step 4: Simplify right side
    9,639.84x = 59,180,218.33
  5. Step 5: Solve for x
    x = 59,180,218.33/9,639.84
  6. Step 6: Final answer
    x = 6,139.13

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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.