Home / 9,743.80-13,450.94-5,710.07

Finding the Fourth Proportional to 9,743.80, 13,450.94 and 5,710.07

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Solution

The fourth proportional to 9,743.80, 13,450.94 and 5,710.07 is: 7,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743.80 : 13,450.94 = 5,710.07 : x
  2. Step 2: Convert to fraction form
    9,743.80/13,450.94 = 5,710.07/x
  3. Step 3: Cross multiply
    9,743.80x = 13,450.94 × 5,710.07
  4. Step 4: Simplify right side
    9,743.80x = 76,805,713.16
  5. Step 5: Solve for x
    x = 76,805,713.16/9,743.80
  6. Step 6: Final answer
    x = 7,882.53

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1.5x scale

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.