Home / 9,983.94-13,777.62-5,507.58

Finding the Fourth Proportional to 9,983.94, 13,777.62 and 5,507.58

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Solution

The fourth proportional to 9,983.94, 13,777.62 and 5,507.58 is: 7,600.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.94 : 13,777.62 = 5,507.58 : x
  2. Step 2: Convert to fraction form
    9,983.94/13,777.62 = 5,507.58/x
  3. Step 3: Cross multiply
    9,983.94x = 13,777.62 × 5,507.58
  4. Step 4: Simplify right side
    9,983.94x = 75,881,344.36
  5. Step 5: Solve for x
    x = 75,881,344.36/9,983.94
  6. Step 6: Final answer
    x = 7,600.34

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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.