Home / 7,192.61-10,790.48-5,365.55

Finding the Fourth Proportional to 7,192.61, 10,790.48 and 5,365.55

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Solution

The fourth proportional to 7,192.61, 10,790.48 and 5,365.55 is: 8,049.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.61 : 10,790.48 = 5,365.55 : x
  2. Step 2: Convert to fraction form
    7,192.61/10,790.48 = 5,365.55/x
  3. Step 3: Cross multiply
    7,192.61x = 10,790.48 × 5,365.55
  4. Step 4: Simplify right side
    7,192.61x = 57,896,859.96
  5. Step 5: Solve for x
    x = 57,896,859.96/7,192.61
  6. Step 6: Final answer
    x = 8,049.49

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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.