Home / 9,963.89-14,935.58-4,419.84

Finding the Fourth Proportional to 9,963.89, 14,935.58 and 4,419.84

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Solution

The fourth proportional to 9,963.89, 14,935.58 and 4,419.84 is: 6,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.89 : 14,935.58 = 4,419.84 : x
  2. Step 2: Convert to fraction form
    9,963.89/14,935.58 = 4,419.84/x
  3. Step 3: Cross multiply
    9,963.89x = 14,935.58 × 4,419.84
  4. Step 4: Simplify right side
    9,963.89x = 66,012,936.82
  5. Step 5: Solve for x
    x = 66,012,936.82/9,963.89
  6. Step 6: Final answer
    x = 6,625.22

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1.5x scale

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.