Home / 5,545.44-7,656.55-5,192.55

Finding the Fourth Proportional to 5,545.44, 7,656.55 and 5,192.55

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Solution

The fourth proportional to 5,545.44, 7,656.55 and 5,192.55 is: 7,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.44 : 7,656.55 = 5,192.55 : x
  2. Step 2: Convert to fraction form
    5,545.44/7,656.55 = 5,192.55/x
  3. Step 3: Cross multiply
    5,545.44x = 7,656.55 × 5,192.55
  4. Step 4: Simplify right side
    5,545.44x = 39,757,005.72
  5. Step 5: Solve for x
    x = 39,757,005.72/5,545.44
  6. Step 6: Final answer
    x = 7,169.31

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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.