Home / 9,965.80-14,935.13-4,699.99

Finding the Fourth Proportional to 9,965.80, 14,935.13 and 4,699.99

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Solution

The fourth proportional to 9,965.80, 14,935.13 and 4,699.99 is: 7,043.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965.80 : 14,935.13 = 4,699.99 : x
  2. Step 2: Convert to fraction form
    9,965.80/14,935.13 = 4,699.99/x
  3. Step 3: Cross multiply
    9,965.80x = 14,935.13 × 4,699.99
  4. Step 4: Simplify right side
    9,965.80x = 70,194,961.65
  5. Step 5: Solve for x
    x = 70,194,961.65/9,965.80
  6. Step 6: Final answer
    x = 7,043.59

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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.