Home / 7,153.18-10,709.96-5,392.84

Finding the Fourth Proportional to 7,153.18, 10,709.96 and 5,392.84

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Solution

The fourth proportional to 7,153.18, 10,709.96 and 5,392.84 is: 8,074.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.18 : 10,709.96 = 5,392.84 : x
  2. Step 2: Convert to fraction form
    7,153.18/10,709.96 = 5,392.84/x
  3. Step 3: Cross multiply
    7,153.18x = 10,709.96 × 5,392.84
  4. Step 4: Simplify right side
    7,153.18x = 57,757,100.69
  5. Step 5: Solve for x
    x = 57,757,100.69/7,153.18
  6. Step 6: Final answer
    x = 8,074.33

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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.