Home / 7,557.26-10,428.84-4,199.92

Finding the Fourth Proportional to 7,557.26, 10,428.84 and 4,199.92

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Solution

The fourth proportional to 7,557.26, 10,428.84 and 4,199.92 is: 5,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.26 : 10,428.84 = 4,199.92 : x
  2. Step 2: Convert to fraction form
    7,557.26/10,428.84 = 4,199.92/x
  3. Step 3: Cross multiply
    7,557.26x = 10,428.84 × 4,199.92
  4. Step 4: Simplify right side
    7,557.26x = 43,800,293.69
  5. Step 5: Solve for x
    x = 43,800,293.69/7,557.26
  6. Step 6: Final answer
    x = 5,795.79

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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.