Home / 7,133.37-9,846.68-5,361.90

Finding the Fourth Proportional to 7,133.37, 9,846.68 and 5,361.90

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Solution

The fourth proportional to 7,133.37, 9,846.68 and 5,361.90 is: 7,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.37 : 9,846.68 = 5,361.90 : x
  2. Step 2: Convert to fraction form
    7,133.37/9,846.68 = 5,361.90/x
  3. Step 3: Cross multiply
    7,133.37x = 9,846.68 × 5,361.90
  4. Step 4: Simplify right side
    7,133.37x = 52,796,886.68
  5. Step 5: Solve for x
    x = 52,796,886.68/7,133.37
  6. Step 6: Final answer
    x = 7,401.39

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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.